11. Five bells ring simultaneously and after words at intervals of 46,8,10 and 12 minutes respectively. At what interval will they all

Question

11. Five bells ring simultaneously and after words at intervals of 46,8,10
and 12 minutes respectively. At what interval will they all ring together?
4​

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Alice 3 weeks 2021-09-04T19:31:13+00:00 2 Answers 0 views 0

Answers ( )

    0
    2021-09-04T19:32:24+00:00

    Answer:

    The least common multiple (LCM) of 2, 4, 6, 8, 10, and 12 is 120. Thus, the bells toll together every 120 seconds (or 2 minutes), so in 30 minutes they will toll simultaneously 30/2 = 15 times.

    0
    2021-09-04T19:32:25+00:00

    Answer:

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18:9+8+9*3-7:3-1*13 = ? ( )