Simplification – Aptitude MCQ Questions – 08 Posted on July 10, 2020July 10, 2020 by admin Question 1The number, whose square is equal to the difference of the squares of 75.15 and 60.12, is = ? A. 46.09 B. 48.09 C. 45.09 D. 47.09 Question 2The value of (a+b)/2(a2−b2)is=? A. ab/a+b B. 2ab/a−b C. a+b/a−b D. None of these Question 3a2−b2−2bc−c2/a2+b2+2ab−c2 is equivalent to = ? A. a−b+c/a+b+c B. a−b−c/a−b+c C. a−b−c/a+b−c D. a+b+c/a−b+c Question 4If x/(2x+y+z) = y/(x+2y+z) = z/(x+y+2z)=a, then find a, If x + y + z ≠ 0 A. 1/3 B. 1/4 C. 1/2 D. 1/8 Question 5 If a + b + c = 0, find the value of a2/(a2−bc)+b2/(b2−ca)+c2/(c2−ab)=? A. 0 B. 1 C. 2 D. 4 Question 632 shirt pieces of 120cm each can be cut from a reel of cloth. After cutting these pieces 80 cm of cloth remains. What is the length of reel of cloth in meters? A. 38.70 meters B. 39.20 meters C. 3870 meters D. 3920 meters Question 7(71 × 29 + 27 × 15 + 8 × 4) equals = ? A. 3450 B. 3458 C. 2496 D. None of these Question 8 If a/b+c = b/c+a = c/a+b = k, then find the value of k is A. -1/2 B. 1 C. -1 D. 1/2 Question 9The value of (0.98)3 + (0.02)3 + 3 × 0.98 × 0.02 - 1 = ? A. 1.98 B. 1.09 C. 1 D. 0 Question 10If a + b + c = 2s, then the value of (s - a)2 + (s - b)2 + (s - c)2 + s2 will be- A. s2 - a2 - b2 - c2 B. s2 + a2 + b2 + c2 C. a2 + b2 + c2 D. 4s2 - a2 - b2 - c2