Railways PYQCBT 1 2016

RRB NTPC · Question 78

If the ratio of the angles of a triangle is 2 : 3 : 7, find the ratio of the sum of the largest angle and the smallest angle to the smallest angle. A. 8 : 1 B. 2 : 3 C. 9 : 2 D. 3 : 5

  1. C

  2. B

  3. D

  4. A

Show answer & explanation

Answer: (A) C

Explanation

With angles in the ratio 2 : 3 : 7, (largest + smallest) : smallest = (7 + 2) : 2 = 9 : 2.