Question

the ratio between two number is 11:15 if their lcm is 660find the second number​

Answer 1

Step-by-step explanation:

Ratio of 2 no.s = 11:15

LCM = 660

Let the 1st number = 11a

Let the 2nd number = 15a

So LCM = 11a × 15a = 660

= 165a = 660

= a = 660/165

= a = 4

1st number = 11a = 11 × 4 = 44

2nd number = 15a = 15 × 4 = 60

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Answer 2

Answer:

900 hope it helps...

Step-by-step explanation:

ratio=11:15

sum=11+15=26

1st number=(11/26)× x=660

=11x/26=660

=1560

2nd number=(15/26)×1560

=900

required number is =900