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Swarnavo from Reso, Kota

Subject :IMO Class : Class 5

Number X is a common multiple of 9 and 7. It is between 1100 and 1200. What is number X? 

A 1144
B 1197
C 1120
D 1136 

Ans 1:

Kaven Singh from BHIS, Malad West, Mumbai

Class : Class 9

The ans is b.1197