25
(325 + 326 + 327 + 328) is divisible by?
- A21
- B16
- C25
- D30
Answer not set
Discussion 1
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CCommunity
325 (30 + 31 + 32 + 33)
= 325(1 + 3 + 9 + 27)
= 325 × 40 = 324 × 3 × 40 = 324 × 120
Now check with option only 30 can divide this.
= 325(1 + 3 + 9 + 27)
= 325 × 40 = 324 × 3 × 40 = 324 × 120
Now check with option only 30 can divide this.