Let their ages be 4x and 5x.
Age difference: 5x - 4x = 6 → x = 6.
Younger friend = 4x = 4 × 6 = 24 years.
Thus, the correct answer is: \[ \boxed{\text{24 years}} \]
\(\text{The number of solutions of the equation}\)\(\left(\frac{9}{x}-\frac{9}{\sqrt{x}}+2\right)\left(\frac{2}{x}-\frac{7}{\sqrt{x}}+3\right)=0\mathrm \; {is:}\)
What architectural structure balances the bridge weight? (Refer to the image of a truss bridge)
Find the elevation from the given image?
Mantri Mandir - Where is it located?
"Bullain'' - What is the meaning of this word?