Acheetah can run up to 75 miles per hour how many yards per minute is this

What is the volume of the sphere shown below with a radius of 3?

Which of those sequences is a geometric sequence

Avery’s piggy bank has 300 nickels, 450 pennies, and 150 dimes. she randomly picks three coins. each time she picks a coin, she makes a note of it and puts it back into the piggy bank before picking the next coin.