The total cost of 100 paper plates and 200 paper cups is $4.50 At the same rates what is the total cost of 20 of the plates and 40 of the cups?  Choose the correct choice from the following answers
A) $.90
B) $1.00
C) $1.20
D) $1.50
E) $1.60
U dont need to go through all this   What u have with u is   100 P + 200 C = $4.50   Just divide the equation by 5 and you will get what u are looking for   20P + 40 C = $0.90   Therefore O$.90 is $.90
<result>A</result>
The total cost of 100 paper plates and 200 paper cups is $4.50 At the same rates what is the total cost of 20 of the plates and 40 of the cups?