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Aptitude · Q152

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

Competitive Exams · Aptitude · question 152

Q152

Find the HCF of 132, 204 and 228 = ?

A.
12
Answer
B.
18
C.
6
D.
21

Answer: Option A

Solution

Answer: Option A
Solution:
HCF of 132, 204 and 228
132 = 2 × 2 × 3 × 11
204 = 2 × 2 × 3 × 17
228 = 2 × 2 × 3 × 19
∴ HCF of 132, 204 and 228 is 2 × 2 × 3 i.e. 12
∴ Required HCF = 12