after working out for just 8 minutes, ron has burned 56 calories. how many minutes must he work out if he wants to burn 392 calories

A toy falls from a window 80 feet above the ground. How long does it take the toy to hit the ground?

60% of the 50 students in Jessie's gym class are 12 years old. How many students in Jessie's class are 12 years old? A tape diagram. There are 60 students out of 100 that are 12 years old.

A case of Dr. Pepper soda consists of 24 cans, arranged in 4 rows of 6. Each can has a radius of 4 cm. These cans fit neatly on top of a cardboard rectangle (bottom of box), before being packaged.

Evaluate 20/y - 8/x + 3xy/x+y when x=2 and y=5

A county is in the shape of a rectangle that is 40 miles by 30 miles and has a population of 50,000. What is the average number of people living on each square mile of the county? Round your answer to the nearest whole number. 42 357 31 56

Sue Has 37 baseball cards to next week she buys 5 more and then 5 more each week when will she have 122 baseball cards

Which ordered pair is a solution of the equation? y = 8x + 3

What is the resiprical of 5/8

5x-8 (4x-7) = 2 solve for x and explain in words the steps you took to solve for x.

A game has 40 chips, each labeled with a number from 1 through 40. ben randomly chooses one chip. what is the probability that he chooses 10 or a multiple of 8? a. 1/8 b. 3/20 c. 1/6 d. 1/320