# synergita Interview Questions

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###### . The average age of three boys is 15 years and their ages are in proportion 3:5:7. What is the age in years of the youngest boy?
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###### If the binary operation * is deined on a set of ordered pairs of real numbers as (a,b)*(c,d)=(ad+bc,bd) and is associative, then (1, 2)*(3, 5)*(3, 4) equals A. (7,11) B. (23,11) C. (32,40 D. (74,40)
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###### A cylinder with base radius of 8 cm and height of 2 cm is melted to form a cone of height 6 cm. The radius of the cone will be : A. 12m B. 10m C. 8m D. 6m
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###### P.V. Narsimha Rao was elected party leader on 29th may. 1991. What was the day of the week? A. Monday B. Tuesday C. Wednesday D. Thursday
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###### 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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###### Ten years ago, P was half of Q’s age. If the ratio of their present ages is 3 : 4 , what will be the total of their present ages? A. 30 B. 35 C. 40 D. 45
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