Select all of the following that describe 100/100 : integer rational real irrational natural whole

Acyclist bike x distance at 10 miles per hour .and returns over the same path at 8 miles per hour.what is the cyclist average rate for the round trip in miles per hour ?

Divide. –40 ÷ –5 a –8 b 200 c -200 d 8

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?