# spurtree technologies Interview Questions

###### A Relation R is defined on the set of integers as xRy if (x + y) is even. Which of the following statements is TRUE? A. R is an equivalence relation having three equivalence classes B. R is an equivalence relation having two equivalence classes C. R is an equivalence relation having one equivalence class D. R is not an equivalence relation
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###### A is two years older than B who is twice as old as C. The total of the ages of A, B and C is 27 . How old is B? A. 7 B. 8 C. 9 D. 10
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###### If A = {1, 2, 3, 4}, B = {3, 4, 5, 6}, C = {5, 6, 7, 8}. Find A ∪ B ∪ C.
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###### How much does a watch lose per day, if its hands coincide ever 64 minutes? A. 34 8/11 B. 35 8/11 C. 33 8/11 D. 32 8/11
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###### If the sum of two numbers is 55 and the H.C.F. and L.C.M. of these numbers are 5 and 120 respectively, then the sum of the reciprocals of the numbers is equal to: A. 11/120 B. 120/11 C. 11/130 D. 11/140
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