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LCM and HCF of two numbers are 198 and 33 respectively. If one of the numbers is 99, then find the other number.
Question

LCM and HCF of two numbers are 198 and 33 respectively. If one of the numbers is 99, then find the other number.

A.

63

B.

67

C.

68

D.

66

Correct option is D

Given:
LCM = 198
HCF = 33
One number = 99
Formula Used:
LCM × HCF = Product of two numbers
Product of two numbers ÷ One number = Other number
Solution:
LCM × HCF = 198 × 33
=> 198 × 33 = 6534
=> Other number = 6534 ÷ 99
=> 6534 ÷ 99 = 66

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