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Category Archives: QA – Placement Quizzes

What is the total number of prime factors in the expression 1212 x 1616 x 1818 ? (A) 46 (B) 154 (C) 3456 (D) 2… Read More
What is the unit’s digit in the product (267)153 x (66666)72 ? (A) 7 (B) 6 (C) 1 (D) 2 Answer: (D) Explanation: We have… Read More
Which of the following are prime numbers ? (A) 147 (B) 327 (C) 547 (D) 637 Answer: (C) Explanation: (i) 147 132 = 169 >… Read More
What could be the maximum value of Y in the following equation given that neither of X, Y, Z is zero? 5X8 + 3Y4 +… Read More
At present father’s age is thrice of son’s age. After 15 years father’s age will be double of son’s age. What is son’s present age?… Read More