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Question
A, B and C hire a coffee vending machine. A uses it for 5 hours and prepares 8 cups, B uses it for 17 hours and prepares 4 cups and C uses it for 19 hours and prepares 3 cups. If the total rent is Rs. 990, how much should A pay?
A
Rs. 240.
B
Rs. 250.
C
Rs. 230.
D
Rs. 260.
Soln.
Ans: a
Ans: a
Sum of the cup-hours is 8 × 5 + 17 × 4 + 19 × 3 = 165. Share of A = ${8 × 5}/165$ × 990 = Rs. 240.