The LCM of 26, 34, 221 and 195 is:
Given: numbers 26, 34, 221, 195.
Formula Used:
Prime-factorize each and take highest power of each prime for LCM.
Solution:
26 = 2 × 13
34 = 2 × 17
221 = 13 × 17
195 = 3 × 5 × 13
LCM = 2 × 3 × 5 × 13 × 17 = 30 × 221 = 6630
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Three bells start ringing after interval of 20 minutes, 25 minutes and 40 minutes. They ringsimultaneously at 8: 00 am. They will ring simultaneously again at :
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