# Infosenseglobal Interview Questions

###### ‘concave up’ parabola point where it bottoms out is considered as A. vertex of parabola B. concave vertex C. convex vertex D. left vertex
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###### A father said his son , ” I was as old as you are at present at the time of your birth. ” If the father age is 38 now, the son age 5 years back was : A. 10 B. 12 C. 14 D. 16
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###### Rs. 9800 are invested partly in 9% stock at 75 and 10% stock at 80 to have equal amount of incomes. The investment in 9% stock is: A. Rs. 4000 B. Rs. 5000 C. Rs. 6000 D. Rs. 7000
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###### What should be the least number to be added to the 51234 number to make it divisible by 9? A. 1 B. 25 C. 3 D. 4
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###### (369.99)² = ? A. 1369 B. 1369 x 10 C. None of the above D. 1369 x 10²
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###### A cistern can be filled by two pipes A and B in 4 hours and 6 hours respectiA+vely. When full, the tank can be emptied by a third pipe C in 8 hours. If all the taps be turned on at the same time, the A. 6hrs B. 4(4/7)hrs C. 2(1/7)hrs D. 3(3/7)hrs
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###### The set of all real numbers under the usual multiplication operation is not a group since A. zero has no inverse B. identity element does not exist C. multiplication is not associative D. multiplication is not a binary operation
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