# Info Edge India . Interview Questions

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###### Minimum point of the function f(x)=x ³/x is at A. x = 0 B. x = -1 C. x = 1 D. x = 1/√3
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###### Ram’s age and Shyam’s age are in the ratio 3:4. Seven years ago the ratio of their ages was 2:3. Find the ratio of their ages five years hence? A. 33:26 B. 14:15 C. 15:14 D. 26:33
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###### A part of certain sum of money is invested at 9% per annum and the rest at 12% per annum, if the interest earned in each case for the same period is equal, then ratio of the sums invested is? A. 4:3 B. 3:4 C. 4:3 D. none
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###### 106 * 106 – 94 * 94 = ? A. 2200 B. 2400 C. 2600 D. 2800
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###### If cos 65° + cos 55° = cos θ, find θ in radians A. 1.421 B. 1.213 C. 0.765 D. 0.087
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###### The average age of 8 persons in a committee is increased by 2 years when two men aged 35 years and 45 years are substituted by two women.Find the average age of these two women. A. 47 years B. 48 years C. 49 years D. 50 years
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###### (84 ÷ 14 ÷ 2 ÷ 9) * ? = 33⅓ A. 50 B. 100 C. 150 D. 200
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