Two numbers are in the ratio 5 : 9. If their HCF is 14 then what is their LCM?
Show answer & explanation
Correct answer: D
Explanation
The correct answer is option 4 i.e. 630.
Given:
Two numbers are in the ratio 5 : 9.
HCF = 14
Calculations:
First number = 5 × 14 = 70
Second number = 9 × 14 = 126
LCM of 70, 126 = 2 × 32 × 5 × 7 = 630