five bells first begin to toll together and then at intervals of 5, 10, 15, 20 and 25 seconds respectively. after what interval of time will they toll again together? a. 5 min b. 5.5 min c. 5.2 min d. none
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no because the average of it is 15 but has shown up the is not there therefore it is none
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Five bells first begin to toll together and then at intervals of 5, 10, 15, 20 and 25 seconds respectively. After what interval of time will they toll again together?
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