## Realated Questions

How many seconds will a 500 meter long train moving with a speed of 63 km/hr, take to cross a man walking with a speed of 3 km/hr in the direction of the train ?

P can lay railway track between two stations in 16 days. Q can do the same job in 12 days. With the help of R, they completes the job in 4 days. How much days does it take for R alone to complete the work?

A leather factory produces two kinds of bags, standard and deluxe. The profit margin is Rs.20 on a standard bag and Rs.30 on a deluxe bag. Every bag must be processed on machine A and on machine B. The processing times per bag on the two machines are as follows:

Time required (Hours / bag)

bags Machine A

Machine B

Standard Bag

4

6

Deluxe Bag

5

10

The total time available on machine A is 700 hours and on machine B is 1250 hours. Among the following production plans, which o ne meets the machine availability constraints and maximizes the profit?