Question

the ratio between two number is 3:4 and their LCM is 180 then what is the first number? ​

Answer 1

Step-by-step explanation:

let 1st number is= 3x and the 2nd no. is 4x

Therefore , LCM of 3x and 4x is = 12x

we can say 12x= 180

x=15

3x= 3×15=45

First number is= 45