Question Paper from: RBI Assistant Mains 2017

There are five boxes in a cargo hold. The weight of the first box is 200 kg and the weight of the second box is 20% higher than the weight of the third box, whose weight is 25% higher than the first box’s weight. The fourth box at 350 kg is 30% lighter than the fifth box. Find the difference in the average weight of the four heaviest boxes and the four lightest boxes.

1:

51.5 kg 

2:

75 kg

3:

37.5 kg

4:

112.5 kg

5:

None of these

Solution:
Chapter Name: Average

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RBI Assistant Mains 2017

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