Question

/ Find the smallest number which is exactly divisible by 105, 91 and 130.
Three bells in the church toll at intervals of 15, 18 and 45 seconds respecti
many seconds will the three bells toll together?
Find the least number that is divisible by all the numbers from 1 to 10 (bo
included).
Find the least number of marbles so that piles of 12, 15 and 20 marbles can be
Find the smallest number which when divided by 24, 36, and 54 gives a rem
time. (Hint: Required number = (LCM of 24, 36, 54) + 5)
Facts about HCF and LCM
The HCF of two co-prime numbers is 1.
The LCM of two co-prime numbers is their product.​

Answer 1

Step-by-step explanation:

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