math
posted by Anonymous .
Michel’s class had 4 A’s, 10 B’s, 13 C’s, 8 D’s, and 2 F’s.
(a) What is the ratio of A’s to B’s?
(b) What is the ratio of F’s to total students?

math 
PsyDAG
a. 4/10
b. 2/(4 + 10 + 13 + 8 + 2) = ?
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