Question
In how much time will the simple interest on a certain
sum of money be 6/5 times of the sum at 20% per annum?Solution
ATQ, Formula used: SI = (P × R × T)/100 where I = Interest, P = Principal, R = Rate and T = Time Explanation: Let principal = x then, Interest = x × 6/5 = 6x/5 6x/5 = (x × 20 × T)/100 ⇒ 6x/5 = (x × T)/5 ⇒ T = 6 years ∴ The time will be 6 years.
More Previous year papers Questions
(500 × 6 ÷ 10) - (√256 + 8) = ?
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What will come in the place of question mark (?) in the given expression?
96 ÷ (9 - 6.6) + 17.5 X 6 = ? ÷ 8
13 X ? = 85 X 4 + √81 + 2
45% of 360 - 160 + ? = √324
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4567.89 - 567.89 - 678.89 = ?
82.3 × 644.7 × 723.4 × 815.85 = 72?
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