Julio cubes a number and then takes the cube root of the result. he ends up with 20what number did julio start with

Explain how you can use the associative property to evaluate (7x50)x4.

Valentina is subtracting from . she finds the lcd to be 15y2. what is valentina's next step?

You can ride your bike around your block 6 times and the whole neighborhood 5 times in 16 minutes. you can ride your bike around your block 3 times and the whole neighborhood 10 times in 23 minutes. how long does it take you to ride around the neighborhood?