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  9. Q50

SSC CHSL 2020 · Question 50 of 91

What is the greatest five-digit number that is completely divisible by 8, 15, 16, 21 and 5?

Number System

  1. A98320
  2. B92680
  3. C99120Correct
  4. D95760

Answer: C. 99120

Explanation

Given: Number should be divisible by LCM of 8, 15, 16, 21 and 5. Calculation: LCM of 8, 15, 16, 21 and 5 = 1680 99120 and 95760 both numbers are completely divisible by 8, 15, 16, 21 and 5. ∴ From both, 99120 is greatest number divisible by 1680 means it is divisible by 8, 15, 16, 21 and 5.

Source: SSC CHSL 2020 (Tier-I) Prev. Year Paper (04-Aug-2021) (Shift 1) — prepp.in solved paper · reliable-secondary

← Q49View full paper (91 questions)Q51 →

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