Question 129

The weights of five boxes are 10, 20, 50, 70, and 90 kilograms. Which of the following cannot be the total weight (in kilograms) of any combination of these boxes?

Solution

The different possible weights using the combination of given weights is

90+70+20 = 180

90+70+50+10 = 220

90+70+50+10+20 = 240

Weight of 200 kilograms cannot be formed with combination of given weights.

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