Question

The mean (average) weight of three dogs is 38 pounds. One of the dogs, Shaggy, weighs

46 pounds. The other two dogs, Eda and Bruno, have the same weight. Find Eda's weight.

Answer 1

Eda's weight is 34 pounds.

Explanation:

Given that,

The mean (average) weight of three dogs is 38 pounds.

Weight of Shaggy = 46 pounds

Let weight of Eda and Bruno is x.

The formula of average is given by :

Average = sum of observations/no. of observations

`38=(x+x+46)/(3)\\\\114=2x+46\\\\114-46=2x\\\\2x=68\\\\x=34`

Hence, Eda's weight is 34 pounds.