P and Q work together on a task for 5 days. They then leave and rest of the task is done by R in just 2 days. All the three together are paid Rs. 450. What will be R’s share out of the payment if P alone could do the task in 10 days and Q alone can do the task alone in 15 days?

P and Q work together on a task for 5 days. They then leave and rest

1.	P and Q work together on a task for 5 days. They then leave and rest of the task is done by R in just 2 days. All the three together are paid Rs. 450. What will be R’s share out of the payment if P alone could do the task in 10 days and Q alone can do the task alone in 15 days?
A.	Rs. 100
B.	Rs. 75
C.	Rs. 225
D.	Rs. 50
Answer» C. Rs. 225

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P and Q work together on a task for 5 days. They then leave and rest of the task is done by R in just 2 days. All the three together are paid Rs. 450. What will be R’s share out of the payment if P alone could do the task in 10 days and Q alone can do the task alone in 15 days?

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