You pay $10.32 for 8 music downloads. What is the rate of cost per download?
Answers
the answer is 1.29 hope i helped
let x = cost per 1 download (rate of cost per download) now we set up a proportion:
1 download OVER 8 downloads EQUALS x (see top for x) OVER $10.32 when we cross multiply, we get 10.32=8x divide both sides by 8 to get: 1.29=x so the rate of cost per download is $1.29
How is multiplying mixed numbers different than multiplying fractions?
Answers
multiplying fractions: you have to multiple the numerator and the denominator to get your answers and it may,may not be a mixed fraction so you have to simplify it
multiplying numbers: you get one straight answers,no decimals,no fractions
Jalyen had 88 books Malta had 56 how many books are left?
Answers
You just have to subtract the number of books jalyen and Malta had so when subtracted you get 32 books.
Are you trying to find the total or are you trying to find the difference?
The average 10 year old boy is 55 inches tall. How tall is this, in feet?
Answers
There is 12 inches in a foot. Times inches by feet. You can pick a number for the feet and do trial and error until you get a number the closet to 55.
12 inches times 4 feet equals 48 inches. 12x4= 48 Now subtract 55 inches from 48 inches 55-48= 7 inches
So 4 feet and 7 inches tall
To find the cost for a group to enter the museum the ticket seller uses the expression 8a+3c in which a represents the number of adults and c represents the number of children in the group. How much should she charge a group of 3 adults and 5 children?
Answers
8(3)+3(5)
24+15
39........the answer is $39
Answer:
39
Step-by-step explanation:
you would need to add two numbers
there are 23 boxes of pencil in mr. Shaw's Supply Cabinet Each Box contains 100 pencils how many pencils are in the supply cabinet
Answers
I believe there are 2300 pencils because 23 x 100 = 2300
Hoped this helped!
2300 because since there are 23 boxes and 100 pencils in each box, you'd do 23*100 to get 2300pencils in the supply cabinet