Question

The LCM of three number is 378 their HCF is 6 if two of them is 18 and 42 find the third

Answer 1

Answer:

3

Step-by-step explanation:

let the number be x

we know that :

lcm×hcf of given numbers = product of given numbers

378×6=18×42×x

x=(378×6)÷(18×42)

x=3