In fractions what is 1/5 of 30

What values of c and d make the equation true?

A(t)=728(1+0.04)^t how much money did aditya originally invest

Fa bus driver leaves her first stop by 7: 00 a.m., her route will take less than 37 minutes. if she leaves after 7: 00 a.m., she estimates that the same route will take no less than 42 minutes. which inequality represents the time it takes to drive the route, r?