Andrea ran 4 miles in 30 minutes. What was her rate in miles per hour ?
a grocery Store has small bags of apples for $5 and large bags of apples for $8. If you buy 6 bags and spend $45, how many of each size bag did you buy?
What is the mean,median,mode(s) an range if the numbers are 15,30,17,15,24,31,15
Hello There!
Mean: Average of numbers in a set of data.
STEP 1: Add the numbers together. In this case, we would add
15 + 30 + 17 + 15 + 24 + 31 + 15 = 147
STEP 2: Divide the sum by the number of digits you added. We would divide
147 "sum of numbers" by 7 "number of digits" and we would get an answer of
21.
The mean for the set of data is 21
Median: The middle number when all the numbers are listed in order.
To find the median, we would put the lowest number on the left and the biggest number on the right and continue to go from least top greatest.
-Least To Greatest-
15-15-15-17-24-30-31
In our set of numbers, we cross out one number from the left and the right each time until we come across one number in the middle. The number that is in the middle in 17.
The median for this set of data is 17
Mode: The number that occurs most often in a set of numbers.
15-15-15-17-24-30-31
Since the number 15 occurs three times, the mode for the set of data is 15.
The mode for this set of data is 15
Range: The difference between the highest and the lowest number.
15-15-15-17-24-30-31
The highest number in the set of numbers is 31 and the lowest number in this set is 15.
31 - 15 = 16
The range for this set of data is 16
solve the following equation 5/3 + = -9
find the slope and equation for all please. I'm sorry to bother you all with this much questions but I truly don't understand.
Kelly is picking out an outfit to wear. The organized list below represents the sample space of all possible outfits.
Red shirt – Black pants
Red shirt – White pants
Pink shirt – Black pants
Pink shirt – White pants
Based on the list, how many different-color shirts does Kelly have to choose from?
Answers:
1
2
4
8
The number of shirts Kelly has to choose from is 2, namely Redshirt and Pink shirt. Computed using the Cartesian Product of sets.
What is the Cartesian Product of two sets?The cartesian product of two sets A and B is a set containing ordered pairs (x, y), for every x ∈ A, and every y ∈ B.
How to solve the question?In the question, we are informed that Kelly is picking out an outfit to wear. The organized list below represents the sample space of all possible outfits.
Redshirt – Black pants
Redshirt – White pants
Pink shirt – Black pants
Pink shirt – White pants
We are asked to find the number of different color shirts Kelly has to choose from.
Assuming the sample space to be the Cartesian Product of the set of shirts and set of pants, we can write the set of shirts as the first element of every ordered pair to get:
Set of Shirts = {Redshirt, Redshirt, Pink Shirt, Pink Shirt}.
Removing the repeating terms, we get:
Set of Shirts = {Redshirt, Pink Shirt}.
Thus, the number of shirts Kelly has to choose from is 2, namely Redshirt and Pink shirt. Computed using the Cartesian Product of sets.
Learn more about the Cartesian Product of sets at
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If you buy a package then you get a 12% discount The discounted price is $132. What is the price of the package without the discount.
Need help with this one also.
You can buy 3 apples at the quick market for $1.35 you can buy 5 of the same apples at stop and save for $1.25 which place is better to buy?
The agent withdraws 30% of his 10631.25 to pay for a trip to Montego bay, Jamaica. He hotel costs $350 per night for five nights plus an 8.5% room tax. How much does the agent have remaining
THIS IS MUSIC/MATH PROBLEMS
ANSWER FIRST 2
quarter note+quarter note=1
HELP PLEASE
Select all the True statements below. There are 4 total!
A car leaves a city with a speed of 90 mph. Three hours later and our of the same city another car in pursuit of the first leaves with a speed of 120 mph. Find the time it takes the scond car to reach the first.
The time it takes the second car to reach the first is 9 hour.
What is speed?Speed can be calculated as the ratio of distance traveled to the time taken
We are given that car leaves a city with a speed of 90 mph. Three hours later and our of the same city another car in pursuit of the first leaves with a speed of 120 mph.
Consider t be the time since the first car leaves
Distance of first car = 90t
Distance of second car:
120(t - 3)
Therefore, 90t = 120(t - 3)
90t = 120t - 360
360 = 30t
t = 12
The second car takes 12-3 = 9 hours to reach it
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A flea weighs 8 decigrams, and an ant weighs 3 milligrams. How much more does a flea weigh than an ant?
the summer solstice can occur on any day of the week, with each day being equally likely. what is the propability the summer solstice will occur on a weekday
What's the value of 6 in this number - 4,632
Saline solution A is 10% strength and saline solution B is 5% strength. I have an order for 6 litres of an 8% saline solution. To fill the order how many litres of solution A should be diluted with solution B? (Hint. Assume a 1% solution contains r grams of salt per litre.)
The perimeter of a rectangle is 72 meters. The width is 4 meters less than its length. What is the equation to find the length and width?
louise is playing a game, but the spinner is incomplete. Each section of the spinner is labeled with the probability of spinning it. What fraction is missing
1/3 +1/6
6/18+3/18
=9/18
=1/2
1/2+2/5
=5/10+4/10
=9/10
So the missing part is 1/10
Jade spent 37.60 on groceries.4/5 of the total was spent on vegetables. How much was spent on others?
One wintry week a ski town got 15 1/2 inches of snow. On Monday the town got 2 3/4 inches on Tuesday it got 1 1/2 times as much and on Wednesday it got 7/8 inch. How much snow did the town get for the rest of the week
Alice read a total of 36 books over 6 months. After belonging to the book club for 14 months, how many books will Alice have read in all?
Last summer Katie mowed lawns to earn money. She mowed 35 lawns per week. And it’s $6 per lawn. She wants to earn $150 additionally than last year so she raises her price to $8.
Write down an equation to find the number of new customers Katie needs to earn additionally $150.
Nicholas has a larger tropical fish collection. He gives 2/3 of his fish to a high school. Then he gives 2/5 of the remaining fish to another school. In the end he has 30 fish left. How many fish Nicolas have at first?
To find the original number of fish in Nicholas' collection, work backward from the information provided on how many fish he has left after donating to the schools.
Explanation:Nicholas has a larger tropical fish collection. He gives 2/3 of his fish to a high school, then he gives 2/5 of the remaining fish to another school. In the end, he has 30 fish left. To find the original number of fish, we can work backward:
Let the original number of fish be x.After giving 2/3 of the fish, Nicholas has (1-2/3)x fish remaining.After giving 2/5 of the remaining fish, he has [tex](1-2/3)*(1-2/5)x = 30[/tex] fish left. Solve for x to find the initial number of fish.What is 90.95 rounded to the nearest whole number
Multiply: (-13)(-15)
What is the cost of 2 kilograms of flour if 3 kilograms cost 4.86
After 4 apples were added to a sack, there were 3 times as many apples in the sack as before. How many apples were in the sack before the addition?
solve fo X
5x
---- - 1 = 9
2
x = ?
What is the slope intercept form if the linear equation 2x+3y=6
Drag and drop the appropriate number, symbol, or variable to each box