Question
Vishal has certain sum of money with him. He invested
80% of the sum in scheme ‘X’ offering 15% p.a. simple interest for 8 years and received Rs. 3240 as interest. He then invested the amount received from scheme ‘X’ in scheme ‘Y’ for 2 years at 50% p.a., compound interest compounded annually. Find the amount received by Vishal from scheme B.Solution
Let, Vishal invested Rs. x in scheme ‘X’ According to the question, {(x × 15 × 8)/100} = 3240 Or, x = 3240/1.2 Or, x = 2700 Total sum Vishal had = 2700/0.8 = Rs. 3375 Amount received from scheme ‘X’ = 2700 + 3240 = Rs. 5940 Amount received from scheme ‘Y’ = 5940(1 + 50/100)2 = Rs. 13365
What will come in the place of question mark (?) in the given expression?
? = (17 × 25 – 152 ) + 60% of 2450
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