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Q1. | The ratio of the number of boys and girls in a college is 7 : 8. If the percentage iikcrease in the number of boys and girls be 20% and 10% respectively, what will be the new ratio ? |

A. | 8 : 9 [Wrong Answer] |

B. | 17 : 18 [Wrong Answer] |

C. | 21 : 22 [Correct Answer] |

D. | Cannot be determined [Wrong Answer] |

View Answer
Explanation:-
Answer : CDiscuss it below :Originally, let the number of boys and girls in the college be 7x and 8x respectively.
Their increased number is (120% of 7x) and (110% of 8x),
i . e . ^{120}/_{100}^{110}/_{100}^{42x}/_{5}^{44x}/_{5}^{42x}/_{5}^{44x}/_{5}!! OOPS Login [Click here] is required to post your answer/resultHelp other students, write article, leave your comments |

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