Simplification – Aptitude MCQ Questions – 08 Posted on July 10, 2020July 10, 2020 by admin Question 1If 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 Question 2 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 3If 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 4The 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 5 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 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 7The 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 8The 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 9a2−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 10(71 × 29 + 27 × 15 + 8 × 4) equals = ? A. 3450 B. 3458 C. 2496 D. None of these