20% of the people left and 76 remain, how many people were there?

Solve x-2y=4 for y in terms of x

What is 1 more than 23.14

Janessa wants to pay off her credit card balances within 12 months. She is trying to decide if she should use her $1,000 in savings to pay off part of the balances or if she should transfer the balances to a new card with a low introductory rate.

A storage tank holds 235,500 in3 of a chemical. The chemical is dispensed to completely fill 25 identical cylindrical containers, each with a radius of 5 in. What is the height of the cylindrical containers? Use 3.14 to approximate pi.

If P (A) = 0.25, P (B) = 0.60 and P (A and B) = 0.15, are the event A and B independent? Explain/show work.

If the original distribution of x values is known to be normal, do we need to make any restriction about sample size in order to claim that the distribution of sample means x taken from random samples of a given size is normal?

What is 4 1/2 divided by 7 1/3 and multiplied by 1 3/5?

Is - 130 closer to 121 or 144

What is the of 2yd 3yd 16yd 2yd 8yd

F f (x) = 2x2 and g (x) = 3x, what is (g o f) (x) a. 6x2 b. 9x2 c. 18x2 d. 8x4