Question

In a box, the ratio of red marbles to blue marbles is 7 : 4. Which of the following could be the total number of marbles in the box? *

Answer 1

Answer:

We are given that in a box the ratio of red marbles to blue marbles is 7:4. And we have to find the possibilities for the total number of marbles in the box. The minimum number of marbles that can be found in the box will be = 7 + 4 = 11 marbles.

Step-by-step explanation:

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Answer 2

Given,

The ratio of red marbles to blue marbles =7:4

Let,

The number of blue marbles be 7x and

The number of blue marbles be 4x

∴ Total number of marbles =7x+4x=11x

Among the given options, option D i.e., 22 is divisible by 11

Hence, The total number of marbles could be 22.