Question

a statue that is 12 feet casts a shadow which is 15 feet long. find the legth of the shadow that a 8 foot cardboard box casts.

Answer 1

12:15 = 8:X
X=cardboard box shadow
you find x by treating this equation like a proportion.
$\frac{12}{15} = \frac{8}{x}$
so 15(8)÷12=x
X=10