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 Class 7 questions and answers on mass

A lorry which carried four people of average mass 80.5kg and also loaded with cabbages weighed 5.8 tonnes. What was the mass in kilograms of cabbages if the lorry weighed 3.4 tonnes when empty?
A. 2400
B. 2319.5
C. 2078
D. 322

 (7m 12s)
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