If the difference between boys and girls in class D are 216 then what is the sum of boys in class A ...........

Quantitative Aptitude(IBPS CL) Mixed Chart

Direction (): Study the following data carefully and answer the following questions.
The pie chart shows the percentage distribution of total girls in five different classes in March month of 2019 and table shows the percentage of boys more or less than the girls in respective class for the same month and year.

If the difference between boys and girls in class D are 216, then what is the sum of boys in class A and girls in class C?

1656

1545

1600

1664

1520

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Explanation:

Let girls in class D be 25x then boys in D will be 31x
So, 6x = 216 ⇒ x = 36
Boys in class A = 12x×150/100=18x
Girls in class C = 28x
Required sum = 18x +28x= 46×36 = 1656