SSC CPO 2019 PYQ — Question 148

SSC CPO Tier I - 12th December 2019 - Shift 1 • Quantitative Aptitude • Q148

The value of is closest to?

Show answer & explanation

Correct answer: A

Explanation

The correct answer is Option 1 I .e.2.4

Application

√[6 - √{17 - √(2√72)}]

= √[6 - √{17 - √(2√22 × 32 × 2)}]

= √[6 - √{17 - √(2 × 6√2)}]

= √[6 - √{17 - 12√2}]

= √[6 - √{17 - 2 × 1.41}]

= √[6 - 0.03]

= √5.97

= 2.4