The ratio of the LCM of two numbers to the sum of the same two numbers is 12 ∶ 7. If their HCF is 4, what is the product of these two numbers?
1
192
2
172
3
196
4
169
The ratio of the LCM of two numbers to the sum of the same two numbers is 12 ∶ 7. If their HCF is 4, what is the product of these two numbers?