Joseph?s salary is reduced by 10%. In order to have his salary back to his original amount, it must be raised by (a) 12.5% (b) 11 1/9 % (c) 10% (d) 11%

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How many positive integers less than 1000 are multiples of 11 whose square roots are whole numbers ? (a) 2 (b) 4 (c) 8 (d) 11

The digit in the unit?s place of the product (2137)754 is (a) 1 (b) 3 (c) 7 (d) 9

The smallest square number divisible by 10, 16 and 24 is (a) 900 (b) 1600 (c) 2500 (d) 3600

If the compound interest on a sum of money for 3 years at the rate of 5% per annum is Rs. 252.20, then the simple interest on the same sum at the same rate and for the same time is (a) Rs. 220 (b) Rs. 240 (c) Rs. 245 (d) Rs. 250

On a certain sum of money, the compound interest for 2 years is Rs. 282.15 and the simple interest for the same period of time is Rs. 270. The rate of interest per annum is (a) 6.07% (b) 10% (c) 9% (d) 12.15%

What sum of money at compound interest will amount to Rs. 650 at the end of the first year and Rs. 676 at the end of the second year ? (a) Rs. 600 (b) Rs. 600.25 (c) Rs. 625 (d) Rs. 625.25

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A and B together can do a piece of work in 12 days, B and C together in 15 days and C and A together in 20 days. In how many days, can A, B and C together do it ? (a) 5 days (b) 10 days (c) 24 days (d) 30 days

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The measures of the angles of a triangle are in the ratio 2 : 7 : 11. Measures of the angles are (a) 160, 560, 880 (b) 180, 630, 990 (c) 200, 700, 900 (d) 250, 1750, 1050

The ratio of the cost price and the selling price of an article is 5 : 6. What is the percentage of profit ? (a) 20% (b) 15% (c) 12.5% (d) 10%

Which number is 40% less than 90 ? (a) 36 (b) 54 (c) 50 (d) 60

(32)3 + (79)3 ? (111)3 + 3 x 32 x 79 x 111 is equal to (a) 10000 (b) 0 (c) 30007 (d) 1

If the ratio of two numbers is 2 : 3 and their L.C.M. is 54, then the sum of the two numbers is (a) 5 (b) 15 (c) 45 (d) 270

The population of a village has increased annually at the rate of 25%. If at the end of 3 years it is 10000, then the population in the beginning of the first year was (a) 5120 (b) 5000 (c) 4900 (d) 4500

A moving train passes a platform 50 metres long in 14 seconds and a lamp-post in 10 seconds. The speed of the train is (a) 24 km/hr (b) 36 km/hr (c) 40 km/hr (d) 45 km/hr