Question

A person 2.5 ft tall casts a shadow of 3 ft. How long is a shadow of a pole that is 6.7 ft tall?

Answer 1

use ratio and proportion \[2.5 : 3 = 6.7 : x\]
\[\implies 3 \times 6.7 = 2.5x\]
do you get it?

Answer 2

so the answer is 2.5x?
because the options given are 5.5 ft.
7 ft.
8 ft.

Answer 3

what is 3 * 6.7?

Answer 4

(use a calculator)

Answer 5

3 * 6.7 is 20.1

Answer 6

now divide it by 2.5

Answer 7

oooooooooooh so its 8ft right?

Answer 8

yep

Answer 9

thankyou!