8*10^4 is how many times as large as large as 4*10^-5

Astudent received the following grades last semester. find the student's semester grade point average. an a is algebra (3 credits), a b in history ( 3 credits), a in sociology ( 3 credits) a d in english ( 3credits) and a c in seminar ( 2credits). an a is worth 4 points, a b is worth 3 points a c is worth 2 points and a d is worth 1 point.

If a baby uses 15 diapers in 2 days, how many diapers will the baby use in a year?

How many kilometers are equal to 5 miles? use 1 mile ≈ 1.61 kilometers. !