On the way to school, if the ratio of walkers to bus riders is 2: 7, then the number of bus riders is times the number of walkers.

Extra points! find the missing dimension! need asap

Ana earns 2.5% simple interest on $2,000 in her savings account. she does not make any deposits or withdrawals. after 3 years, how much interest will ana have earned on her savings account?

Extremely mega ultra important question! plss answer as fast as you can you will get 84 points! the area of this right triangle is half the area of which of these rectangles?