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Aptitude · Q142

Problems On H.C.F And L.C.M

Competitive Exams · Aptitude · question 142

Q142

The LCM of two numbers is 12 times their HCF. The sum of the HCF and LCM is 403. If one of the number is 93, then the other is = ?

A.
116
B.
124
Answer
C.
112
D.
120

Answer: Option B

Solution

Answer: Option B
Solution:
According to question
LCM = 12HCF
HCF + 12HCF = 403
13HCF = 403
HCF = 31
LCM = 372
LCM × HCF = a × b
372 × 31 = 93 × b
b = 124