Find the value of $$\tfrac{\sqrt{144}}{7}×\tfrac{14}{12}×\tfrac{7}{\sqrt{196}}$$.​

Correct option is C

Given:

$$\frac{\sqrt{144}}{7}×\frac{14}{12}×\frac{7}{\sqrt{196}}$$

Solution:

$$\frac{\sqrt{144}}{7}×\frac{14}{12}×\frac{7}{\sqrt{196}}$$​

$$=\frac{12}{7}×\frac{14}{12}×\frac{7}{14}$$

= 1

Option (C) is right.