Question
‘K’ and ‘L’ formed a business investing in the
ratio 8:7 for 3 years. They decide to give 12% of the profit to a community development fund. If K’s share of the remaining profit is Rs. 3168, find the total profit generated from their business.Solution
ATQ, Investment ratio is 8:7. Let total profit be Rs. 100z. Profit for distribution after donation = 0.88 × 100z = Rs. 88z. K’s share = 88z × (8/15) = Rs. 46.93z. 46.93z = 3168. z = 67.5. Total profit = 100z = Rs. 6750.
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0, 1, 2, 5, 26, ?
Select the option that is related to the third number in the same way as the second number is related to the first number.
9 : 90 : : 15 :?
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If digit 2 is interchanged with digit 1, then what will be the value of the following equation?
9 + 6 ÷ 4 × 21 – 5=?
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