Algebraic expression the sum of 10 + B * 8 ​

On the april 3 billing date, michaelle chappell had a balance due of $ 1495.39 on her credit card. from april 3 through may 2, michaelle charged an additional $ 305.34 and made a payment of $ 800.a) find the finance charge on may 3, using the previous balance method. assume that the interest rate is 1.8 % per month.b) find the new balance on may 3.

Can someone me out here and the tell me the greatest common factor

Using inductive reasoning, what are the next two number in this set? 2,3/2,4/3,5/4,