Question

Carmen wants to install a fence . each section of fence is 2.4 metres long and cost $6.00 pre metre. Carmen will need 16 section of fence. how much change he receive from $250?

Answer 1

For this case, the first thing we must do is calculate the total cost.
 We have then:
 C = (16) * (2.4) * (6)
 C = 230.4 $
 Then, the change it receives is given by:
 250 - 230.4 = 19.6 $
 Answer:
 He has received 19.6 $ from $ 250