Question
A man invested a certain amount of sum at 12.5% per
annum simple interest and earned an interest of Rs.2400 after 3 years. If the same amount is invested at 20% per annum compound interest, compounded annually for two years, then find the interest.Solution
Let the certain sum of money be Rs.P. So, P x 0.125 x 3 = 2400 => P = Rs.6400 Desired interest = [(1.2)2 – 1] x 5600 = Rs.2816
Find the wrong number in the series given below.
3, 10, 89, 99, 301, 908
Find the wrong number in the given series.
9, 18, 54, 270, 1899, 20790
In the following question, select the wrong number from the given alternatives.
48, 50, 52, 57, 59, 68, 75
Select the number from among the given options that is wrong in the following series.
22, 30, 46, 78, 146, 270
In the following question, select the wrong number from the given alternatives.
56, 62, 74, 94, 116, 146
Select the wrong term in the series.
7, 14, 42, 210, 1470, 17640
Find the wrong number in the series given below.
7, 22, 68, 217, 625, 1880
Find the wrong number in the given series.
5, 3, 6, 17.25, 64.75
Find the wrong number.
17, 25, 37, 47, 65, 81
Find the wrong number in the given series.
45, 50, 60, 80, 120, 180, 360
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