The weights of 4 boxes are 40, 70, 80 and 50 kilograms.Which of the following cannot be the total weight,in kilograms, of any combination of these boxes and in a combination a box can be used only once
Weights of 4 boxes = 40, 70, 80 and 50 kilograms
(A) : 240 = 40 + 50 + 70 + 80
(B) : 160 = 40 + 50 + 70
(C) : 200 = 50 + 70 + 80
(D) : 220 = not possible
=> Ans - (D)
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