Question

A number of baseball cards were shared among Ray, Serge, and Tony in the ratio 2 : 4 : 9. If Serge got 55 fewer cards than Tony, how many cards did Tony get? Explain in words how to solve this problem.

Answer 1

Explanation:

first i made a chart Ray | serge | tony

2 | 4 | 9

4/n 9/55

4 n

9 55 4x55=220 9n/9

cross multiply divide 9/220

=24.44

so he would have 24 cards