The rainfall this year was 18.6 centimeters. This is 3.2 centimeters less than half of the rainfall last year. What was the rainfall last year?

Question

Mathematics

Roselyn Melton

28 March, 21:28

The rainfall this year was 18.6 centimeters. This is 3.2 centimeters less than half of the rainfall last year. What was the rainfall last year?

+2

Answers (2)

Know the Answer?

Katrina Novak · Answer 1

The answer is 10.9, you get that by adding 3.3 to this years rainfall amont, you get 21.8, you divode that because you want half and you get 10.9 centimeters.

Brisa Holder · Answer 2

Let, rainfall of last year = x

A. T. Q,

x/2 - 3.2 = 18.6

x/2 = 18.6+3.2

x/2 = 21.8

x = 21.8*2

x = 43.6