Answer:
His shadow would be 3 feet long.
Step-by-step explanation:
Ladder:
[tex] \frac{50}{25} = 2 \: or \: \frac{2}{1} [/tex]
Mark:
[tex] \frac{6}{x} [/tex]
Using proportions and ratios formula.
[tex] \frac{6}{x} = \frac{2}{1} [/tex]
Cross multiply.
6 = 2x
Divide both sides.
3 = x or x = 3
