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A bell tolls at a regular interval of 20 minutes. A second bell tolls ata regular interval of 50 minutes. They toll together at 3 p.m. At whattime will they next toll together? |
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Answer» Step-by-step EXPLANATION: A BELL - 20 min. B bell - 50min So. together bell TIME =lcm of both time lcm of20-50 is 100 so after 100.min they bell together MEANS.... at 4:40pm |
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