# n.s.s Interview Questions

###### If p, q and r are positive integers and satisfy x = (p + q -r)/r = (p – q + r)/q = (q + r – p)/p, then the value of x is? A. -1 B. -1/2 C. 1 D. 1/2
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###### Write the set A = {1, 4, 9, 16, 25, . . . } in set-builder form.
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###### If the ratio of the present age of ‘A’ and’ B’ is 5 :4 and the ratio of their age 16 years back was 27 : 20, what is the present age of ‘B’ ? A. 36 years B. 46 years C. 56 years D. 66 years
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###### A survey shows that 63% of the Americans like cheese whereas 76% like apples. If x% of the Americans like both cheese and apples, then we have A. x ? 39 B. x ? 63 C. 39 ? x ? 63 D. none of these
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###### How many cubes of 10 cm edge can be put in a cubical box of 1 m edge A. 500 B. 1000 C. 2000 D. 4000
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###### The cash difference between the selling prices of an article at a profit of 4% and 6% is Rs. 3. The ratio of the two selling prices is: A. 52 : 53 B. 53 : 52 C. 54 : 52 D. 52 : 54
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