find two natural number in ratio 5:7 such their l.c.m. is 210
Answers
Answered by
27
let the two nos are 5x,7x
putting x=1,2,3,4,5,6,7,....we have to check
now
putting x= 6 we get the values are 30,42
where the lcm of 30,42 is 210
so the two natural nos are 30,42
putting x=1,2,3,4,5,6,7,....we have to check
now
putting x= 6 we get the values are 30,42
where the lcm of 30,42 is 210
so the two natural nos are 30,42
Answered by
46
natural number in the ratio 5:7
5x:7x
5x * 7x = 210
35x = 210
x = 6
30:42
5x:7x
5x * 7x = 210
35x = 210
x = 6
30:42
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