Ana wants to burn at least a 400 calories at the gym. She burned 120 calories on the bike, then moved to the treadmill. If she burns 8calories per minute on the treadmill, how many more minutes does she need to exercise

What is 10/64 in simplest form

If the ratio of areas is 81:1, then the ratio of the volumes is

a grasshopper can jump 2 feet. A football field is 100 yards long how many jumps will it take a grasshopper to travel the length of the football field

Karen wants to join Buff Gym. There is a $100 initiation fee, and then a $40 monthly fee. A) Determine the equation that expresses the cost of joining this gym for x months. B) Find the inverse function of the equation for part A.

Marta deposits $15,000 in an account with 7% interest, compound annually. How much will Marta's account balance be after 15 years?

Wo students, Ann and Max, factored the trinomial 4x2 - 6x - 4. Ann factored it as 2 (x - 2) (2x + 1) and Max factored it as (x - 2) (4x + 2). Indicate which student factored the trinomial completely and which student did not, and explain why.

Find the range of the following data. Scores:90.89,87,79,89,84,80,85,85,79

The distance across the center of a hula-hoop is 2 feet. How much plastic is needed to make the hula-hoop? Keep your answer in terms of pi.

Two numbers add to 336 and the first is 124 bigger than the second. What are the two numbers?

A video game that normally sells for $80 it's on sale for $68. To the nearest whole number, what is the percent of discount for the sale price?