How many flowers, spaced every 4 in., are needed to surround a circular garden with a 125-ft radius? Use 3.14 for pi.

Prove that 16^4-2^13-4^5 is divisible by 11.

The candy store is having a 30% off sale. emma is going to buy $7.50 worth of candy. how much will she pay after the discount

What is the solution for the following system of equations? use any method to solve. y = -x +4 y = x - 2 a. ( 4 , -2) b. (2, 1) c. (3, 1) d.(3, -2)