Question

The weight of a fish varies jointly as its girth and the square of its length. One fish weighed in at 24.6 lb and measured 35 in long with 24 in girth. How much would a fish 37 in long with 22 in in girth weigh?

Answer 1

w = kgl^2
plug in w,g,l to find k
Then evaluate with new g and l

Answer 2

24.6lbs