English Medium / Math / Operations on numbers - H.C.F. and L.C.M
Operations on numbers - H.C.F. and L.C.M

If a number is divisible by 3, 4 and 5, which of the following statements is false?

A
That number is divisible by 12.
B
That number is divisible by 6.
C
That number is divisible by 10.
D
That number is divisible by 15.
Explaination

What is the LCM (Least Common Multiple) of 84 and 90?

A
180
B
360
C
420
D
840
Explaination