what is the smallest integer that is multiple of 7, 9 and 20	Choose the most appropriate option.
A) 141  B) 180  C) 130  D) 1260  E) 1420
Correct Answer :1260   It is the lcm of 7, 9 and 20 which is 1260
<result>D</result>
what is the smallest integer that is multiple of 7, 9 and 20