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Aptitude · Q623

Number System

Competitive Exams · Aptitude · question 623

Q623

The smallest five digit number which is divisible by 12, 18 and 21 is:

A.
10080
Answer
B.
30256
C.
10224
D.
50321

Answer: Option A

Solution

Answer: Option A
Solution:
We know, smallest five digit number is = 10000
LCM of 12, 18, 21 = 252
Number System mcq question image
Difference = 252 - 172 = 80
Then number is = 10000 + 80 = 10080