13. In a town there are 4352 women, 5821 men, and 3670 children. Estimate the
town's population by rounding off the numbers to the nearest hundred.
14. Simplify :
a) 538 X 76 ; b) 149270 ÷ 46
15. Find the L.C.M. of the following :
a) 12, 14, 16 ; b) 3, 12, 15
16. Find the H.C.F. of the following by finding the factors :
a) 18, 27 ; b) 12, 36, 64
17. Find the H.C.F. of the following by long division method :
a) 24, 36, 60 ; b) 12, 16, 20
18. The H.C.F. and L.C.M. of two numbers are 16 and 672. If one of the numbers
is 112, find the other.
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