SOLUTION: You are going to make a box out of cardboard. The box needs to measure 10 cm by 5 cm by 5 cm; 10% of the final product will be wasted in the cutting process. How much cardboard do

Question 167442: You are going to make a box out of cardboard. The box needs to measure 10 cm by 5 cm by 5 cm; 10% of the final product will be wasted in the cutting process. How much cardboard do you need?

My Answer:

125 cm.
140 cm.
200 cm.
250 cm.
275 cm.
Answer by checkley77(12844) (Show Source): You can put this solution on YOUR website!
The original piece of cardboard was:
5+10+5=20
5+5+5=15
20*15=300 cm^2 is the original size of the cardboard.
300-100=200 is the area of the remaining cardboard.

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