Please help! It will be appreciated!

Which fraction is equal to 1hole and 2/5? a.3/5 b.75 c.57 d.73

Atown has a population of 12000 and grows at 3.5% every year. what will be the population after 7 years, to the nearest whole number?

Julie begins counting backwards from 1000 by 2’s and at the same time tony begins counting forward from 100 by 3’s.   if they count at the same rate, what number will they say at the same time?