144 people ration 5:3 how many adults

Question

144 people in an audiance the ration to adults to children is 5:3 how many adults?

Answer 1

5:3 is a part-to-part ratio.  Change it to a part-to-whole ratio, where the whole is the sum of the parts: 5+3 = 8.  5/8 are adults, 3/8 are children.

 

(5/8)(144) = ____?