Name the corresponding part if rst wxy. rs =

The square pyramid has a volume of 441 cubic inches. what is the value of x? 1/7x is the height x is the base

Gabrielle's age is two times mikhail's age. the sum of their ages is 84. what is mikhail's age?

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.