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charle [14.2K]
2 years ago
8

At a certain school, the ratio of the number of second graders to the number of fourth graders is 8 to 5, and the ratio of the n

umber of first graders to the number of second graders is 3 to 4. If the ratio of the number of third graders to the number of fourth graders is 3 to 2, what is the ratio of the number of first graders to the number of third graders?
Social Studies
1 answer:
denpristay [2]2 years ago
4 0

Answer:

\frac{4}{5}

Explanation:

Data provided in the question

The ratios are

Second graders to the fourth grader is \frac{8}{5}

First graders to the second grader is \frac{3}{4}

Third graders to the fourth grader is \frac{3}{2}

Now if we multiplying these above three ratios but the last ratio should be reverse

So, it would be

= \frac{8}{5}\times\frac{3}{4}\times\frac{2}{3}

= \frac{4}{5}

Hence, the ratio of first graders to the third graders is \frac{4}{5}

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