Tamika wants to double the volume of a square pyramid. what should she do? a-double the height and the sides of the square.
b-double the height of the triangular faces.
c-double each side of the square.
d-double the height of the pyramid.

Arecipe uses 2 cups of sugar to make 32 brownies. how many cups of sugar are needed to make 72 brownies?

Write the fraction or mixed number and the decimal shown by the model

Aaron invested a total of $4,100, some in an account earning 8% simple interest, and the rest in an account earning 5% simple interest. how much did he invest in each account if after one year he earned $211 in interest? select one: a. $200 at 8%, $3,900 at 5% b. $3,200 at 8%, $900 at 5% c. $900 at 8%, $3,200 at 5% d. $3,900 at 8%, $200 at 5%