Don M. answered 04/25/19
Adjunct Professor of Mathematics with 25+ Years of Teaching Experience
Hi IYanna!
Set up the ratios as a proportion to solve the number of beta fish.
18/24 = x/36 Multiply cross products, so that the equation would be 24x = 648
Divide 648 by 24 and there are 27 beta fish when there are 36 goldfish.
Regards,
Don M.