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题库 / GMATLA-PS-261
At a certain school, theratio of the number of second graders to the number of fourth graders is 8 to5, and the ratio of the number of first graders to the number of second gradersis 3 to 4. If the ratio of the number ofthird graders to the number of fourth graders is 3 to 2, what is the ratio ofthe number of first graders to the number of third graders?
16 to 15
9 to 5
5 to 16
5 to 4
4 to 5
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