A submarine dives 20 meters each minute for 15 minutes. What is the total change in depth after 15 minutes?

Complete the solution of the equation. find the value of y when x equals to 28 x+3y=28

Two friends are reading books. jimmy reads a book with 21,356 words. his friend bob reads a book with one-and-a-half times as many words. which expression represents the number of words bob reads?

What adds to be the bottom number but also multiplies to be the top number with 8 on the bottom and 15 on top