When z is divided by 8, the remainder is 5. What is the remainder when 4z is divided by 8?

Answers

Answer 1
The question states that z divided by 8, or z/8 has a remainder of 5. That means that 8 goes into z 5 times, but has a remainder of 5, meaning that 8*5+5=z=45. To find 4z, we multiply 45 by 4 to get 180. Next, we use long division to divide that by 8.

     22
   ______
8 | 180
     -160
     ____
       20
       -16
       ___
          4. This can be done due to that 8 does not go into 1, but 8*2=16, and 8*3=24. Keep in mind that since 8 doesn't go into 1, the 1 moves over with the 8 to form 18. Next, we have 18-16=2, and we add a 0 at the end because 180 has 3 digits. We repeat the process for 20, and at the end, since 8 does not go into 4, we have a remainder of 4     
Answer 2

The remainder when 4z is divided by 8 is 4

From the question, when z is divide by 8, the remainder is 5. But we do not know the quotient.

From the formula

[tex]\frac{Dividend}{Divisor}= Quotient + \frac{Remainder}{Divisor}[/tex]

Here, the dividend is z, divisor is 8, and the remainder is 5.

Let the quotient be x, then we can write that

[tex]\frac{z}{8} = x + \frac{5}{8}[/tex]

Now, to determine the remainder when 4z is divided by 8,

Multiply both sides of the equation by 4

[tex]4 \times\frac{z}{8} =4\times( x + \frac{5}{8})[/tex]

[tex]\frac{4z}{8} = 4x + \frac{20}{8}[/tex]

Then,

[tex]\frac{4z}{8} = 4x +2+ \frac{4}{8}[/tex] (NOTE: [tex]\frac{Remainder}{Divisor}[/tex]must be a proper fraction)

[tex]\frac{4z}{8} = (4x +2)+ \frac{4}{8}[/tex]

Compare this to the formula [tex]\frac{Dividend}{Divisor}= Quotient + \frac{Remainder}{Divisor}[/tex]

The remainder is 4

Hence, the remainder when 4z is divided by 8 is 4.

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Related Questions

Andy is scuba diving. He starts at sea level and then descends 10 feet in 212 minutes. Part A How would you represent Andy’s descent as a unit rate? Express your answer as an integer. Enter your answer in the bo

Answers

To get Andy’s descent as a unit rate, we can express this in terms of ratio of distance over time.

The total distance he descended is 10 feet while the total time 2 ½ minutes or 2.5 minutes. Therefore his rate is:

 

rate = 10 feet / 2.5 minutes

rate = 4 feet / minute

d(-3+x)=kx+9 can you solve

Answers

This is wonderful, I am also currently looking for the answer for this same problem. :) Have you figured it out?

There are two doorways into the Funhouse the doors are similar rectangles the tall door is 9 feet high and 5 feet wide the short door is 4 feet high how wide is the short door?

Answers

There are two doorways into the Funhouse the doors are similar rectangles the tall door is 9 feet high and 5 feet wide the short door is 4 feet high how wide is the short door?

PLEASE HELP!!


1. A function f(x) is graphed on the coordinate plan. What is f(-2)?

2. *Full of problems* Let me know if there is a certain question that you can't see*

Answers

1. The function of this graph is f(x) = 0.5x + -2 
Plug (-2) into the x variables so it looks like: 
f(-2) = 0.5 (-2) + -2
Then solve. 
Answer: f(-2) = -3 
**I'm not as sure about this one, so I might be wrong

2. 
For #8, the y-intercept is 4 (you're right) and it represents the initial distance before she started hiking (D) 
I tried to figure #9 out, but I couldn't find the answer. I came across a website that might help though: https://sciencing.com/determine-practical-domain-range-10052000.html
**I can't see #s 6 or 7

A triangle has the following angle measures: 125°, 15°, and 40°. Which of the following statements best describes its drawing?

A)It is impossible to construct a triangle with these angle measures.
B)There is one possible triangle with these angle measures.
c)There are many possible triangles with these angle measures.
D)There are many possible similar triangles with these angle measures.

Answers

Answer: Option 'D' is correct.

Step-by-step explanation:

Since we have given that

Measures of angles are as follows:

125°, 15°, 40°

As we know the sum of all angles in a triangle is supplementary i.e. 180°.

∠A+∠B+∠C=180°

125°+15°+40°=180°

Therefore, it is satisfying the angle sum property.

So, it can form a triangle.

Now, we will check for uniqueness.

As similar triangles need two angles to be equal by AA criteria , their sides can vary with two equal angles.

Hence, there is possibility to have many possible similar triangles with angle measures.

Therefore, Option 'D' is correct.

BRAINLIEST if right!
Which of the flowing graphs is increasing only when x<0?

Answers

I believe it would be Z
Let's analyze each graph.

Graph W is actually decreasing when x<0, so it is incorrect.

Graph X increases when x<0 and not when x≥0, so that makes it a possible answer.

Graph Y decreases when x<0, so it is incorrect.

Graph Z increases when x<0, but it is also increasing when x≥0, so Graph Z is incorrect.

Graph X is the only correct answer.

Have an awesome day! :)

what numbers are missing 38 40 50 52

Answers

42, 44, 46, 48 because you are adding by 2 and the numbers missing from 40-50 are : 42, 44, 46, 48
You need to add 3 because that’s what they did for the others so you get 42, 44, 46, 48

A backpacker started his day at an elevation of x feet above sea level. After a day of hiking, the backpacker was at sea level.Which equation models this situation? (asap, thanks.)

A. x + 0 = 0

B. x + x = 0

C. 0 - x = x

D. x + (-x) = 0

Answers

D. x + (-x) = 0

That is the answer because if you are x feet above sea level, to get back to sea level, which equals zero (0), you need to go down the same amount you went up (x), so you need to go down x feet (-x).
my guess is that your answer D :)

Sandy can jog 3 2/5 miles in 5/6 hour. Find her average speed in miles per hour.

Answers

3 2/5 = 17/5 

(17/5 mi)/(5/6 hr) = 102/25 mi/hr

Answer:

[tex]4\frac{2}{25}[/tex] miles per hour

Step-by-step explanation:

Sandy can jog a distance  [tex]3\frac{2}{5}[/tex] miles or  [tex]\frac{17}{5}[/tex]  in the duration =  [tex]\frac{5}{6}[/tex] hours

Since speed =  [tex]\frac{distance}{time}[/tex]

We plug in the values of distance and time in the formula of speed.

Speed = [tex]\frac{\frac{17}{5}}{\frac{5}{6}}[/tex]

           =  [tex]\frac{17}{5}[/tex] ×  [tex]\frac{6}{5}[/tex]

           =  [tex]\frac{102}{25}[/tex]

           =  [tex]4\frac{2}{25}[/tex] miles per hour

Her average speed is  [tex]4\frac{2}{25}[/tex] miles per hour.

I need.help please

Answers

Well the digit in the thousands place is about 100 times than the digit in the tens place. 
So 5,000> 50
The digit in the thousands place is more than the digit in the tens place.

Wednesdays low temperature in Indianapolis with 25 degrees Fahrenheit the same day in Houston low temperature was above 56°F at least how many degrees warmer was the low temperature in Houston on the low in Indianapolis?

Answers

The required difference in the temperature between the cities of Houston and Indianapolis is 31°F.

Given that,
Wednesday's low temperature in Indianapolis with 25 degrees Fahrenheit the same day in Houston's low temperature was above 56°F at least how many degrees warmer the low temperature in Houston than the low in Indianapolis is to be determined.

What is arithmetic?

In mathematics, it deals with numbers of operations according to the statements. There are four major arithmetic operators, addition, subtraction, multiplication, and division,

Here,
The temperature of Indianapolis is 25°F.
The temperature of Houston is 56°F.
The difference in the temperature = 56°F -  25°F = 31°F

Thus, the required difference in the temperature between the cities of Houston and Indianapolis is 31°F.

Learn more about arithmetic here:

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The difference between two numbers is less than 0.

Could both numbers be negative? Can both be positive? One negative and one positive? Explain.

Answers

The 2 numbers cannot be positive but the 2 numbers can be both positive and negative like: 2+(-3)= -1. Both numbers can also be negative like:  (-3)-(-2)=-1.

Give one combination of two factors whose product is 0.24, if one of the factors is a whole number greater than 1.

Answers

Answer:

Product of two factors =0.24

It is given that one of the factors is greater than 1.

Because 0.24 when reduced in fraction form , numerator will be divisible by 1,2,3,4,6,8,12,and 24.

So, you can choose from any one of them.

So, let one factor= 2

So, other will be

 = 0.24 ÷ 2

=0.12

One Combination is=(2, 0.12)

The combination of two factors whose product is 0.24 is 24 x 0.01

The product = 0.24

Convert 0.24 from decimal to fraction

0.24 = 24/100

24/100 can be rewritten as 24 x 1/100

Since 24 is a whole number greater than 1, find the decimal equivalent of 1/100

1/100 = 0.01

0.24  =  24 x 0.01

Therefore, one of the combinations of factors of 0.24 the where one of them is a whole number greater than 1 is 24 x 0.01.

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Soundarya borrowed Rs 7500 at compound interest at the rate of 4% p.a. then after 2 years ,the amount to be paid

Answers

If you take the 7500 x 4% x 2 yar o a calculator, you can find the answer.  Or google search a interest calculator.

Twenty-one out of 70 customers at the restaurant ordered dessert. What percentage of the customers did not order dessert?

Answers

Hello!

To find your answer you must subtract first:

70 - 21 = 49

Now, how much percent is 49 of 70?

49/70 = 0.7000

0.7000 * 100 = 70.00%

49 is 70% of 70.

I really hope this helped you! :)

To check your answer: (70 × 70.00)/100 = 49
First, you would need to determine how many customers ordered dessert. 
70 - 21 = 49

Next, you would need to create an equation for this problem. Let x represent the unknown percentage. 
[tex] \frac{49}{70} [/tex] = [tex] \frac{x}{100} [/tex]

Cross multiply. 
70x = 4,900

Now, all you would need to do is isolate the x. To do this, you would divide both sides by 70. 
x = 70
x = 70%

So, 70% of the customers ordered dessert. 

I hope this helps!

Explain how to solve rate of wind and rate of current problems

Answers

Final answer:

To solve rate of wind and current problems, analyze the given velocities, represent them as vectors, perform vector addition, and apply trigonometry to find the effective velocity or required direction. This method helps in determining the true path of a vehicle influenced by wind or current.

Explanation:

To solve rate of wind and rate of current problems, it is essential to understand vectors and relative motion. Here is a step-by-step approach to solving these problems:

Analyze the question to understand what is being asked, including the direction and magnitude of both the wind/current and the vehicle (aircraft, boat, etc.).Represent the given velocities as vectors. The wind or current velocity should be added to the vehicle’s velocity to determine the resulting path.Apply the vector addition concept to calculate the effective velocity of the vehicle relative to the Earth. This might include using trigonometric functions to resolve vectors into components.Once the effective velocity is known, use it to solve for other quantities like travel time, distance, or the required heading to reach a certain destination.

For example, if an aircraft flies with a wind velocity of 200 km/hr blowing from the south and its relative velocity with respect to wind is 1000 km/hr, the direction in which the aircraft should fly to reach a north-eastern destination can be calculated using vector addition and trigonometry.

matt can buy an 8-ounce jar of salsa for $2.79 or a 15-ounce jar os salsa for $5.54. which jar has the best unit rate?

Answers

8/2.79 = 1/2.867, or $2.86 per each oz
15/5.54 = 2.707/1, or 2 oz for every 1 dollar

the 15 oz jar of salsa has the better unit rate

hope this helps

What is the equation for an explicit formula

Answers

It defines the sequence as a formula in terms of n. ... Sequence: {10, 15, 20, 25, 30, 35, ...}. Find an explicit formula. This example is an arithmetic sequence(the same number, 5, is added to each term to get to the next term).

Probability?

A spinner is made using a regular pentagon. A regular pentagon has five equal sides. The equal sections are labeled with the numbers 1, 2, 3, 4 and 5. What is the probability that it will give the
result: 
(Im not talking about a fidget spinner)
A: 4? 
B: 3? 
C: a number less than 3? 
D: number greater than 3? 
E: an even number 
F: an odd number?

Answers

F : an odd number because u have to multiply it then divide then you sum it up and it’s an odd number

Solve the equation by factoring. 3z^2+3z-6=0

Answers

Answer:

z = 1 or z = –2

Hope this helps !

Answer:

z = 1 or z = –2

Step-by-step explanation:

Paige has to make invitation cards for a party. If she can make 18 cards in 2 days, how many cards can she make in 30 days?

Answers

Answer:

270 cards

Step-by-step explanation:

18 cards in 2 days means 9 cards in a day. So that means that we have to multiply 9 cards a day by the number of days, which is 30.

9 x 30 = 270

Meaning, Paige made 270 cards in 30 days.

guess a number for x that would make the equation 5x-2=8 true

Answers

x=2 ,
5(2)-2=8
10-2=8
X = 2
5 (2) - 2 =8
2 is the correct answer

In 2007, the population of North America was approximately 5.15 x 108 people and the population of South America was approximately 3.04 x 108 people.
What is the combined population of North and South America for this year?

A) 8.19 x 1016 people
B) 8.19 x 109 people
C) 8.19 x 108 people
D) 8.19 x 1064 people

Answers

The combined population of North and South America for 2007 can be simply calculated by adding the population of North America in that year to the population of South America in the same year.

The calculation is as follows:
combined population = (5.15*10^8) + (3.04*10^8) = 8.19*10^8 people

Answer : (c)

Answer:

The approximate population of north and South America combined is about 900 million or 13 percent of the worlds population

Step-by-step explanation:

Find the x-intercept of the line:

9x + 3y = -18

Question 6 options:

a) (0,-6)
b) (2,0)
c) (-2,0)
d) (3,9)

Answers

The answer is A because 9x times 0 = 0 and 3y times -6 = -18

Chuy wants to buy a new television. The television costs $1,350. Chuy decides to save the same amount of money each week, for 27 weeks. After 8 weeks Chuy saved $440. Which of the following conclusions can you make about Chuy's plan?

Answers

chuy planned on saving $55 a week at the rate hes going he would of saved up in less then 25 weeks he would of needed to save atleast $50 per week to meet his goal

Answer:

c.

Chuy will save more than he needs and will meet his goal in less than 27 weeks.

Step-by-step explanation:

-3 times what equals 9

Answers

-3x = 9
x = 9 / (-3)
x = -3 <== so -3 * -3 = 9

The value to fill in the blank is -3.

So, -3 x -3 = 9.

We have,

To solve the equation -3 x __ = 9, we need to find the value to fill in the blank that makes the equation true.

Let's denote the value we need to find as "x".

When we multiply -3 by "x", it means we are adding -3 to itself "x" times.

So, the equation becomes -3 times "x" equals 9:

-3x = 9.

To solve for "x", we can divide both sides of the equation by -3:

-3x / -3 = 9 / -3

This simplifies to:

x = -3

Therefore,

The value to fill in the blank is -3. So, -3 x -3 = 9.

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Which number line represents all of the values of x for the equation x2 = 64?

Answers

x^2 = 64
x = + - 8

hope it helps

Answer:

We are asked to find all the values of x on the number line that satisfies the given quadratic equation:

[tex]x^2=64[/tex]

We know that this is a quadratic equation so the number of values that we get on the number line is maximum 2.

on taking the square root on both the side of the equation we obtain:

[tex]x=\pm 8[/tex]

Hence we get two points on the number line.

x=8   and x= -8.

These are the discrete values we did not get any interval of the solution.

Jill fish weighs 8 times as much as her parakeet. Together, the pets weigh 63 ounces. How much does the fish weigh?

Answers


[tex]63 \times 8[/tex]
=
504

I need a little help please

Answers

12: 1.57c  
13: $70.65  
14: $25.65

Real world problem for 3x-15=10

Answers

A group of men have x dollars each, then they all want to buy something that costs $15 dollars, they group their money and pay up, then they have $10 left, how much did each man start with?
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