| Q1. |
Find the L.C.M of 23, 33 and 42 by prime factorization method
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| Q2. |
Find the L.C.M of 68, 63 and 71 by prime factorization method
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| Q3. |
Find the L.C.M of 21, 45, 63 and 81 using common division method
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| Q4. |
Find the L.C.M of 40, 20, 30 and 60 using common division method
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| Q5. |
Find the least number which when divided by 8, 10 and 14 leaves no remainder.
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| Q6. |
The airport in Chicago has a flight leaving for the New York every 45 minutes and a flight leaving for Atlanta every 60 minutes. If a flight to New York and flight to Atlanta leave at the same time, how many minutes later, a flight to New York City and a flight to Atlanta will again leave at the same time?
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| Q7. |
Find the least number which when increased by 3 is exactly divisible by 14 and 12.
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