+0  
 
+1
29
1
avatar+64 

A person 5 feet 3 inches tall casts a 6-foot shadow. At the same time of day, a lamppost cast an 18-foot shadow. what is the height lamppost?

https://learning.k12.com/d2l/common/viewFile.d2lfile/Database/OTc5MTM2Ng/Q%20_10%20sem%20final%20part%202.jpg?ou=374067

A. 15.75 ft. 
B. 15.9 ft. 
C. 31.5 ft. 
D. 1.5 ft.

THEMAN31  Jun 6, 2018
 #1
avatar+12558 
+3

Just work this as a simple ratio problem:

5 ft 3 inches (5.25 ft)  is to 6 feet as  'x' is to 18 feet

5.25/6 = x / 18    solve for 'x'

5.25/6  * 18  = x

15.75 ft = x

ElectricPavlov  Jun 6, 2018

19 Online Users

avatar
avatar

New Privacy Policy

We use cookies to personalise content and advertisements and to analyse access to our website. Furthermore, our partners for online advertising receive information about your use of our website.
For more information: our cookie policy and privacy policy.