Question

How high is a tree that casts a 25-ft shadow at the same time a 8-ft post casts a shadow which is 3-ft long?

Answer 1

hint:

solve for x

25/x = 3/8

Answer 2

66.6

Answer 3

you are correct

the answer is approximately x = 66.67 if you round it to two decimal places

Answer 4

cross multiply,

x/25=8/3

you get 3x=200

divide both sides by 3 and you get

x=66.666ft