infomaze technologies Interview Questions

In linear equation ‘ax+by = c’ a and b cannot be equal A. to zero B. to one C. to rational numbers D. set of even numbers
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A can run 1 km in 4 min. 54 sec. and B in 5 min. How many meters start can A give B in a km race so that the race may end in a dead heat? A. 10 m B. 20 m C. 30 m D. 40 m
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In a 100 m race , A beat B by 10 m and C by 13 m. In a race of 180 m, B will beat C by : A. 2 m B. 4 m C. 6 m D. 8 m
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Two poles standing on the same side of a tower in a straight line with it, measure the angles of elevation of the top of the tower at 25º and 50º respectively. If the height of the tower is 70 m, find A. 89.27 m B. 92.27 m C. 31.27 m D. 29.27 m
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The function f(x) = x3 – 6×2 + 9x + 25 has A. a maxima at x = 1, but no minima B. no maxima, but a minima at x = 1 C. a maxima at x= 1 and a minima at x = 3 D. a maxima at x = 3 and a minima at x = 1
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The length of a rectangle is halved , while its breadth is tripled , what is the percentage change in area ? A. 40% B. 50% C. 60% D. 70%
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At what rate percent per annum will the simple interest on a sum of money be 5 of the amount in 10 years? A. 2% B. 4% C. 10% D. 18%
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36, 54, 18, 27, 9, 18.5, 4.5 A. 18.5 B. 19.5 C. 20.5 D. 21.5
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