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Monday, August 22, 2022

The ratio of the number of students studying in school A, B and C is 5 : 6 : 8. lf the number of students in each of the schools is increased by 30%, 25% and 25% respectively, what will be the new ratio of the students in schools A, B and C?

The ratio of the number of students studying in school A, B and C is 5 : 6 : 8. lf the number of students in each of the schools is increased by 30%, 25% and 25% respectively, what will be the new ratio of the students in schools A, B and C?
A14 : 15 : 20
B13 : 15 : 20
C13 : 14 : 15
D15 : 17 : 19

Correct answer is: 13 : 15 : 20

Explanation:

Number of students :
A => 5x
B => 6x
C=> 8x
Therefore, Required ratio

\(= \frac{5x \times 130}{100}:\frac{6x \times 125}{100}:\frac{8x \times 125}{100}\)

= 650 : 750 : 1000
= 13 : 15 : 20

Nithin
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