Question

LCM of the numbers 40, 48 and 90 is

• A. 640
• B. 720
• C. 360
• D. 520

Answer 1

The correct option is B 720

Finding the LCM by division method, we get


$\therefore$ L.C.M of the given numbers will be 2$\times$2$\times$2$\times$2$\times$3$\times$3$\times$5 = 720