NextMockSearch exams, e.g. SSC CGL, UPPSC, Lekhpal
Railways PYQCBT 1 2020

RRB NTPC · Question 45

Simplify: \(62\div 5 - \left(\frac{8}{9}\times \frac{18}{7}\right)\times \frac{7}{5}+\frac{5}{4}\times \frac{16}{25}\)

  1. 12

  2. 5

  3. 15

  4. 10

Show answer & explanation

Answer: (D) 10

Explanation

62 ÷ 5 = 12.4. 8/9 × 18/7 × 7/5 = 16/5 = 3.2. 5/4 × 16/25 = 0.8. Value = 12.4 − 3.2 + 0.8 = 10.