Question

Susie has 8 pieces of string. 3 pieces are 7.8 inches long, and 5 pieces are 9.2 inches long. How many inches of string does Susie have altogether

Answer 1

64.9

Explanation:

3 * 7.8 = 23.4

5 * 9.2 = 46

23.4 + 46 = 64.9 inches

Answer 2

(3*7.8)+(5*9.2)=69.4

Answer: 69.4 inches of string