Practice | Hashtable

Home > Practice > Arithmetic Aptitude > HCF & LCM of Numbers > Miscellaneous

1. The LCM of $\frac{2}{3}, \frac{3}{5}, \frac{4}{7}, \frac{9}{13}$ is = ?

A. 36

B. $\frac{1}{36}$

C. $\frac{1}{1365}$

D. $\frac{12}{455}$

Solution:

\begin{aligned} Required LCM \\ = \frac{LCM of 2,3,4,9}{HCF of 3,5,7,13} \\ = \frac{36}{1} \\ = 36 \end{aligned}

You must login to add comments. Login now.