If the LCM of two numbers is 138. But their GCD is 23. The numbers are in a ratio 1:6. Which is the largest number amongst the two?
Answer: B
Let the common factor be K
Therefore, the numbers are K and 6K
Therefore, K X 6K = 23 X 138
Therefore, K = 23
Therefore, larger number = 6K = 6 X 23 = 138