Question

Jeremy caught 8 fish in a contest.

The mean weight of the fish was 4.3125 kg.
He forgot to make his own record of the weight of the last fish,
but the first 7 were: 4.3 kg, 5.3 kg, 6.8 kg, 2.6 kg, 3.2 kg, 4.4 kg and 4.8 kg.
What was the weight of the last fish?
kg [2]

Answer 1

Explanation:

4.3 kg + 5.3 kg + 6.8 kg + 2.6 kg + 3.2 kg + 4.4 kg + 4.8 kg

4.3+5.3+6.8+2.6+3.2+4.4+4.8

= 31.4 ÷ 7

= 4.4857142857

Approx. 4.5kg