The respective ratio between Sita?s and Riya?s and Kunal?s monthly income is 84: 76: 89. If Riya?s annual income is Rs. 456000, what is the… — Answer & Discussion

The respective ratio between Sita?s and Riya?s and Kunal?s monthly income is 84: 76: 89. If Riya?s annual income is Rs. 456000, what is the sum of Sita?s and Kunal?s annual incomes? (In some cases monthly income and in some cases annual income is used).

ARs. 1195000
BRs. 983500
CRs. 1130000
DRs. 1038000

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Discussion 1

CCommunity18 May 2019

Solution
Let the total annual income of the three persons be x.
The given ratio is 84: 76: 89.
Riya's share in this income would be$\frac{76x}{84+76+89}$ = $\frac{76x}{249}$
$\frac{76x}{249}$ = 456000
x = 14,94,000
Sum of Sita’s and Kunal’s annual incomes = Rs(14,94,000-4,56,000) = Rs 10,38,000