in a certain town, 10% of people commute to work by bicycle. if a person is selected randomly from the town, what are the odds against selecting someone who commutes by bicycle?

6 x - 1 1 y = - 1 3

Final answer:

Pierre earns $360 in interest on his $9,000 certificate of deposit after the first six months, with a balance of $9,360.

Explanation:

Pierre deposits $9,000 in a certificate of deposit (CD) that pays an 8% interest rate, compounded semiannually. To calculate the interest earned in the first six months and the balance after six months, we follow these steps:

Determine the semiannual interest rate by dividing the annual rate by two. Since the annual rate is 8%, the semiannual rate is 4% or 0.04 in decimal form.

Calculate the interest for the first semiannual period (first six months) by multiplying the principal amount by the semiannual interest rate: $9,000 * 0.04 = $360.

The interest earned in the first six months is $360.

To find the new balance after six months, add the interest earned to the initial deposit: $9,000 + $360 = $9,360.

The balance of Pierre's certificate of deposit after six months is $9,360.

The slope of a line that is parallel to the line shown on the graph is -3.

The slope or gradient of a line is a number that describes both the direction X and Y and the steepness of the line. It is the ratio of the vertical change to the horizontal change between any two distinct points on a line.

For the given situation,

The slope of a line from its graph by looking at the rise and run.

The vertical change between two points is called the rise, and the horizontal change is called the run.

One characteristic of a line is that its slope is constant all the way along it. So, you can choose any 2 points along the graph of the line to figure out the slope.

Now take points (0,2) and (1,-1)

[tex]Slope = \frac{rise}{run}[/tex]

Line slants down from left to right. So line has a negative slope.

⇒ [tex]Slope =\frac{y2-y1}{x2-x1}[/tex]

⇒ [tex]Slope =\frac{-1-2}{1-0}[/tex]

⇒ [tex]Slope = -3[/tex]  

The slope of the line that is parallel to the given line is same as that of the line.

Hence we can conclude that the slope of a line that is parallel to the line shown on the graph is -3.

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Answer:

68 divide by 4

Step-by-step explanation:

63 satisfies all three congruences and is less than 200, Cheryl has 63 silver spoons.

The number of spoons Cheryl has can be represented by the following system of congruences:

1. [tex]\( n \equiv 1 \mod 7 \)[/tex]

2. [tex]\( n \equiv 7 \mod 8 \)[/tex]

3. [tex]\( n \equiv 3 \mod 15 \)[/tex]

Additionally, we know that [tex]\( n < 200 \).[/tex]

To solve this system, we can start by examining each congruence:

1. For the first congruence, [tex]\( n \equiv 1 \mod 7 \)[/tex], the possible values of ( n ) are [tex]\( 1, 8, 15, 22, \ldots \)[/tex]

2. For the second congruence, [tex]\( n \equiv 7 \mod 8 \)[/tex], the possible values of ( n ) are [tex]\( 7, 15, 23, 31, \ldots \)[/tex]

3. For the third congruence, [tex]\( n \equiv 3 \mod 15 \)[/tex], the possible values of ( n ) are [tex]\( 3, 18, 33, 48, \ldots \)[/tex]

Now, we need to find a number ( n ) that satisfies all three congruences and is less than 200.

[tex]\( 63 \equiv 1 \mod 7 \)[/tex] (satisfies the first congruence)

[tex]\( 63 \equiv 7 \mod 8 \)[/tex] (satisfies the second congruence)

Since 63 satisfies all three congruences and is less than 200, Cheryl has 63 silver spoons.

Therefore, the final answer is [tex]\(\boxed{63}\).[/tex]"

Answer:

Apex answer: FALSE

Step-by-step explanation:

Final answer:

The consumer price index decreasing from 200 to 150 represents a 25% decrease, not 50% as incorrectly stated.

Explanation:

The statement that prices decrease by 50% when the consumer price index (CPI) decreases from 200 to 150 is false. To calculate the percentage decrease in CPI, we use the formula for percentage change: ((new value - original value) / original value) × 100. In this case, ((150 - 200) / 200) × 100 = (-50 / 200) × 100 = -25%. This shows that there is a 25% decrease in the CPI, not 50%.

The correct calculation reveals that the decrease in the Consumer Price Index (CPI) is 25%, not 50%.

Understanding the accurate interpretation of percentage changes is crucial for assessing economic indicators and making informed decisions.

The container cannot hold a specific number of gallons.

To solve this problem, we can use a proportion. Let's assume that the number of gallons the container can hold is According to the problem, the container is initially 1/3 full, so we can write this as 1/3 of  After pouring out 6 gallons of water, it becomes 1/9 full, which we can write as 1/9 of  Setting up the proportion, we have:

1/3 of  = 1/9 of

To solve for  we can cross multiply:

9 * (1/3) *  = 1 * (1/9) *

Canceling out the variables and multiplying, we have:

3= /9

Multiplying both sides by 9, we get:

27=

Dividing both sides by , we have:

27 = 1

Since the equation is not true, we have a contradiction. This means there is no solution, or the container cannot hold a specific number of gallons.

Final answer:

The total capacity of the football team's water container is 27 gallons. We determine this by comparing the change in water level from being 1/3 full to 1/9 full after removing 6 gallons and calculating proportionally.

Explanation:

To solve the problem regarding the water container for the football team, we need to find out the total capacity of the container. When 6 gallons of water is poured out, it results in the container being 1/9 full rather than 1/3, which means the removal of 6 gallons of water equates to 1/3 - 1/9 of the container's capacity.

First, let's find the common denominator for 1/3 and 1/9 which is 9. So the difference in the water level when the 6 gallons were removed is (3/9 - 1/9) or 2/9 of the container's capacity. This tells us that 2/9 of the container's capacity is equal to 6 gallons.

Step-by-Step Calculation

Set up the proportion: 2/9 = 6 gallons.

To find the full capacity, we solve for 9/9 (which is the whole): (9/9) / (2/9) = X / 6 gallons.

Cross multiply to solve for X: 2X = 54.

Divide both sides by 2: X = 27.

Therefore, the total capacity of the water container is 27 gallons.

Answer:

The correct option is B.

Step-by-step explanation:

In table A, the function has constant rate of change. For each value of x, the value of y increased by 8.

Since the rate of change of a linear function is constant, therefore table A represents a linear function.

In table B, for each value of x, the value of y is twice of its previous value. In other words we can say that the value of y increases in the same proportion.

[tex]\frac{y_2}{y_1}=\frac{8}{2}=2[/tex]

[tex]\frac{y_3}{y_2}=\frac{16}{8}=2[/tex]

[tex]\frac{y_4}{y_3}=\frac{32}{16}=2[/tex]

[tex]\frac{y_5}{y_4}=\frac{64}{32}=2[/tex]

Therefore it is an exponential function with growth factor 2.

[tex]f(x)=a(2)^x[/tex]

The function passing through the point (1,4).

[tex]4=a(2)^1[/tex]

[tex]2=a[/tex]

The exponential function is

[tex]f(x)=2(2)^x[/tex]

Thus, option B is correct.

In table C, the function has constant rate of change. For each value of x, the value of y increased by 5.

Since the rate of change of a linear function is constant, therefore table C represents a linear function.

In table D, the function has constant rate of change. For each value of x, the value of y increased by 1.

Since the rate of change of a linear function is constant, therefore table D represents a linear function.

Answer:

The value of the 3 in the ten thousands place  is 10 times the value of the 3 in the thousands place.

Step-by-step explanation:

Let's see the value of each algarism in this number.

33294.

4 is the unit. So the value of the 4 in this number is [tex]4 \times 10^{0}[/tex]

9 is the tenth. So the value of the 9 in this number is [tex]9 \times 10^{1} = 90[/tex]

2 is the centh. So the value of the 2 in this number is [tex]2 \times 10^{2} = 200[/tex]

3 is the thousanth. So the value of the second 3(from the start to the end) in this number is [tex]3 \times 10^{3} = 3000[/tex]

3 is also the ten thousanths. So the value of the first 3 is this number is [tex]3 \times 10^{4} = 30000[/tex]

So

[tex]33294 = 30000 + 3000 + 200 + 90 + 4[/tex]

how is the value of the 3 in the ten thousands place related to the value of the 3 in the thousands place ?

[tex]\frac{3 \times 10^{4}}{3 \times 10^{3}} = 10[/tex]

The value of the 3 in the ten thousands place  is 10 times the value of the 3 in the thousands place.

Answer:

A- The distance that represents 11 billion years is 244.4 meters.

B- Written human history begins 0.2 milimeters far from the end of the timeline.

Step-by-step explanation:

A- We can solve this problem by using crossed multiplication.

4,5 billion years --- 100 meters

11 billion years --- X

11 x 100 / 4,5 = X

X= 244.4

B- Once again, this can be solved using crossed multiplication.

If 4,500,000,000 years are represented in 100 meters, that would be:

4,500,000,000 --- 100 meters

10,000 --- X

10,000 x 100 / 4,500,000,000 = X

X= 0.0002 meters

0.0002 meters are 0.2 milimeters

Answer:

The answer is: $ 47,460.

Step-by-step explanation:

$ 150 x 12 month health insurance plan = 1800 $

$ 55 x 12 month life insurance plan = $ 660

With an annual salary of $ 45,000 + Health Insurance $ 1800 + Life insurance $ 660 = $ 47460

The answer is: $ 47,460.

The distance a car travels is directly proportional to the quantity of gas consumed. To find the constant of proportionality, set up a proportion using the given values. The units for the constant of proportionality will be miles per gallon.

In this problem, we are given that the distance a car travels, in miles, is directly proportional to the quantity of gas consumed, in gallons. We are also given that a Lexus travels x miles on y gallons of gas. To find the constant of proportionality, we can set up a proportion using the given values:

x/y = miles/gallons

Using this proportion, we can solve for x and y. The constant of proportionality, which represents the distance a car travels per gallon of gas, will be the value of x when y = 1. The units for the constant of proportionality will be miles per gallon.

To determine the time it takes for a small and large pump to empty a swimming pool together, their rates are added to find a combined rate, and the inverse of this combined rate gives the time required. Calculations show the two pumps can empty the pool in 24 hours.

Calculating Time to Empty a Pool with Two Pumps

When the small pump operates alone, it can empty a swimming pool in 60 hours, while the large pump can do this in 40 hours. To find how long they will take to empty the pool when working together, we need to calculate their combined rate of emptying the pool.

The rate of the small pump is 1/60 pools per hour, and the rate of the large pump is 1/40 pools per hour. To find their combined rate, we simply add these rates together:

Converting both fractions to have a common denominator, we get:

The inverse of the combined rate gives us the time to empty one pool:

Therefore, the small and large pumps working together will empty the pool in 24 hours.

Final answer:

To solve for g in the equation 4gh+3=-8 with H=-1, we substitute H and solve for g, resulting in g=11/4.

Explanation:

The question asks to solve for g in the equation 4gh + 3 = -8. To do this, we need to isolate g on one side of the equation. Given that H = -1, we can substitute this value into the equation, which simplifies to 4g(-1) + 3 = -8. This further simplifies to -4g + 3 = -8. Solving for g, we subtract 3 from both sides to get -4g = -11, and then divide both sides by -4 to get g = 11/4. Therefore, the solution is g = 11/4.

Answer:

Number of bags Miranda makes equals:

8

Step-by-step explanation:

Miranda buys 6 pounds of nuts.

She puts 3/4 pound in each bag

Let she makes x bags

then total nuts in x bags=[tex]\dfrac{3}{4}x[/tex]

also total nuts must be equal to 6

i.e. [tex]\dfrac{3}{4}x=6[/tex]

Multiplying both sides by 4, we get

3x=24

Dividing both sides by 3, we get

x=8

Hence, number of bags Miranda makes equals:

8

Answer:

option D

Step-by-step explanation:

Given : the algebraic expression x - 21.5

a. 21.5 decreased by x

the expression becomes 21.5 - x

b. x more than 21.5

more than means we add , so expression becomes 21.5 +x

c. 21.5 minus x

For minus we use subtraction symbol,

so the expression becomes 21.5 -x

d. x less 21.5

x less 21.5 , we subtract 21.5

so the expression becomes x - 21.5 . that is the given expression

The correct phrase that describes the algebraic expression [tex]\( x - 21.5 \)[/tex] is b. x more than 21.5.

To understand why option b is correct, let's break down the expression and the meanings of each option:

The expression [tex]\( x - 21.5 \)[/tex] means that you start with an unknown quantity x and subtract 21.5 from it. This results in a new quantity that is the original x minus 21.5.

Now, let's consider each option:

a. "21.5 decreased by ( x )" suggests that ( x ) is being subtracted from 21.5, which would be written as ( 21.5 - x ). This is not the same as the given expression.

b. ( x ) more than 21.5 correctly implies that you have the quantity ( x ) and you are adding something to it to get a total that is more than 21.5 by that amount. Since we are subtracting a positive number from ( x ), the result is indeed ( x ) minus some amount, which means ( x ) is more than  (x - 21.5 ).

c. "21.5 minus ( x )" is equivalent to option a and suggests that ( x ) is being subtracted from 21.5, which is not the same as the given expression.

 d. "( x ) less 21.5" suggests that 21.5 is being subtracted from ( x ), but the wording is incorrect. The correct phrase would be "( x ) less than 21.5,"" but even then, it would imply that ( x ) is the smaller quantity, which is not what the expression ( x - 21.5 ) indicates.

Therefore, the correct interpretation of the expression ( x - 21.5 ) is that it represents ( x ) more than 21.5, which aligns with option b.