TS Police Constable Prelims 2022 · Question 46

Question 46 of the TSLPRB Police Constable Preliminary Written Test 2022 (28 August 2022). Try it first, then open the answer and explanation.

1. PC Prelims 2022 · Q46 · Arithmetic · Numbers & Simplification

   2(∛(√(11 + 5)) × 15/∛32) =

   1. 10
   2. 15
   3. 20
   4. 25

   2(∛(√(11 + 5)) × 15/∛32) =

   1. 10
   2. 15
   3. 20
   4. 25
   Show answer

   Answer: (2) 15

   సమాధానం: (2) 15

   √(11 + 5) = √16 = 4, so the first term is ∛4. Then ∛4 × 15/∛32 = 15 × ∛(4/32) = 15 × ∛(1/8) = 15/2, and 2 × 15/2 = 15.

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