Question

Three electrical appliances each have power ratings of

Answer 1

30+8/5=31.6 you have to break the whole question down to get the answer.

Answer 2

3 x 1 7/8 = 5 5/8
2 x 4 3/4 = 9 1/2

5 5/8 + 9 1/2
= 5 5/8 + 9 4/8
= 14 9/8
= 15 1/8

The answer is 15 1/8 watts