Asked by Mike

The ratio of boys to girls at a day care center is 5 to 4. Which of following cannot be the total number of children at the center?

A. 27
B. 54
C. 60
D. 72
Answered by PsyDAG
5x + 4x = 27, 54, 60, 72

Solve for x for each number. Which every does not solve as a whole number is the answer.
Answered by Mike
I'm not understanding. Please show me how to solve.
Answered by PsyDAG
With a ratio of 5:4, the total needs to be some multiple of 9. Which is not a multiple of 9?
Answered by Anonymous
72
Answered by No name
But how should it be 72 if 72 is a multiple of 9. 9 x 8 =72
Answered by Anonymous
60
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