The postal rate is 25 cents for the first ounce and 20 cents for each additional ounce or part of an ounce. What would it cost to mail a package that weighs 6.8 ounces?
A)$1.25
B)$1.40
C)$1.45
D)$1.70
E)$1.75

Question

Quizplus · Accepted Answer

The first ounce costs 25 cents. The remaining 5.8 ounces (rounded up to 6 ounces since it's charged for any part of an ounce) cost 20 cents each. So, the total cost is 25 cents + (6 * 20 cents) = 25 cents + 120 cents = 145 cents, or $1.45.

The Postal Rate Is 25 Cents for the First Ounce