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Ratio and Proportion

The incomes of A, B and C are in the ratio 7 : 9 : 12

The incomes of A, B and C are in the ratio 7 : 9 : 12 and their spending are in the ratio 8 : 9 : 15. If A saves 1/4 th of his income, then the savings of A, B and C are in the ratio of

    (a) 69 : 56 : 48 

    (b) 47 : 74 : 99

    (c) 37: 72 : 49

Divide Rs. 1260 among X, Y and Z so that X gets 2/9  of Y's share and Z gets 4/5 of X's share. 

Divide Rs. 1260 among X, Y and Z so that X gets 2/9  of Y's share and Z gets 4/5 of X's share.

         (A) Rs. 200, Rs. 800, Rs. 260       

Institute X to Institute Y's employees' per day work ratio is 7 : 4.

Institute X to Institute Y's employees' per day work ratio is 7 : 4. In the institute X's male employees to female employees per day work ratio is 4 : 3 and the institute Y's male employees to female employees per day work ratio is 3 : 1. If the institute X and the institute Y done 560 work each. Then what is the ratio between the work done by Institute X's female employees and Institute Y's male employees?

Sita invested 5/11 th of her monthly salary in shares.

Sita invested 5/11 th of her monthly salary in shares. 2/3 rd of the remaining in fixed deposit and the remaining salary she spent on education and food in the respective ratio of 2 : 3. What is her annual salary, if she spent Rs. 2400 on education?

(A) 4,20,000

The ratio of income of X and Y is 2 : 3. The sum of their expenditure is Rs. 8000 and the amount of savings of X is equal to the amount of expenditure of Y.

The ratio of income of X and Y is 2 : 3. The sum of their expenditure is Rs. 8000 and the amount of savings of X is equal to the amount of expenditure of Y. What is their ratio of the sum of income to their sum of savings? 

  [A]    5 : 3

  [B]     4 : 3

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