the
19. The HCF of two numbers is 145 and their LCM is 2175.
the other.
20. The HCF and LCM of two numbers are 131 and 8253 respectively. If one of the numbers is
917, find the other.
21. Find the least number divisible by 15, 20, 24, 32 and 36.
22. Find the least number which when divided by 25, 40 and 60 leaves 9 as the remainder in
each case.
Find the least number of five digits that is exactly divisible by 16, 18, 24 and 30.
a
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ans20= 131*8253/917=1179 ans
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