Question Paper from: RBI Assistant Mains 2017

In a college, the ratio of boys to girls is 29 : 33 respectively. When 142 more boys join the college, this ratio becomes 21 : 19. How many more girls should join the college to make the number of boys and girls equal?In a college, the ratio of boys to girls is 29 : 33 respectively. When 142 more boys join the college, this ratio becomes 21 : 19. How many more girls should join the college to make the number of boys and girls equal?

1:

75 

2:

90

3:

60

4:

66

5:

None of these

Solution:
Chapter Name: Ratio and Proportion

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RBI Assistant Mains 2017

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