Question

Find the readings of the machine . Given mass of each box is 15 kg ,mass of man 1 is 30kg mass of man2 is 40kg and mass of each weighing machine is 5kg

Answer 1

Given:
Cost of 1 plate = Rs. 5
Cost of 1 glass = Rs. 3
Cost of 40 plates = Rs. 1
To find:
Number of plates = ?
Number of glass = ?
Number of spoons = ?
Solution:
Number of plates = 19
Number of glass = 1
Number of spoons = 80
Confirmation:
So total items = 19 + 1 + 80 = 100
& total cost = Rs. (19 × 5) + (1 × 3) + (2 × 1)
= Rs. (95 + 3 + 2)
= Rs. 100

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