# Invenger Technologies Interview Questions

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###### From the top of a cliff 25 m high the angle of elevation of a tower is found to be equal to the angle of depression of the foot of the tower. Find the height of the tower. A. 30m B. 50m C. 70m D. 90m
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###### A car covers a distance of 816kms in 12 hours. What is the speed of the car? A. 62km B. 58km C. 68km D. 52km
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###### In a family, the average age of father and mother is 35 yr. The average age of the father, mother and their only son is 27 yr. What is the age of the son ? A. 11 years B. 13 years C. 15 years D. 17 years
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###### What is the difference between the largest number and the least number written with the digits 7, 3, 1, 4? A. 6084 B. 60826080 C. 6078
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###### Let s(w) denote the set of all the letters in w where w is an English word. Let us denote set equality, subset and union relations by =, ⊂ and ∪ respectively. Which of the following is NOT true? A. s(ten) ⊂ s(twenty) B. s(stored) = s(sorted) C. s(sixty) ⊂ (s(six) ∪ s(twenty) D. None of thes
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###### When 0.36 is written in simplest form, the sum of the numerator and the denominator is : A. 14 B. 24 C. 34 D. 44
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