Math, asked by purshotam1, 1 year ago

how I solve hcf and lcm word problems

Answers

Answered by Apreeti
6
if the question is about maximum then we have to find hcf but if it is about least time or like this then it is lcm we have to find out

purshotam1: give me 1 question like this and solve plzz
rakhi2211: ok
rakhi2211: wait a min
purshotam1: fast plzz
Apreeti: around a circular park priya takes 18 minutes to drive one round while rakesh takes 12 minutes for the same.suppose they start at same time and go in same direction.after how many minutes will they meet again at the starting point?
Apreeti: so here we gave to find the minimum time in which priya and rakesh will meet so we will find lcm in this case...
Apreeti: try out
Answered by rakhi2211
3

· Find all prime factors of both numbers.
· Write both numbers as a multiplication of prime numbers.
· Find which factors are repeating in both
numbers and multiply them to get H.C.F
here is your answer friend
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