Six bells commence tolling together and toll at intervals of 2, 4, 6, 8 10 and…

TCS · 2024Wipro · 2023AMCAT · Computer Science · 2025

Six bells commence tolling together and toll at intervals of 2, 4, 6, 8 10 and 12 seconds respectively. In 30 minutes, how many times do they toll together?

  1. A.

    24

  2. B.

    21

  3. C.

    15

  4. D.

    16

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