MBA Exam

Find the number of integral solutions of the system of equation.

1) 50
2) 49
3) 48
4) 47

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MBA Other Question

The tortoise and the hare were in a 42 kilometer marathon. The rabbit
can run 5 times as fast as the tortoise. Less than halfway into the
race, the rabbit dropped his lucky rabbit's foot, and so stopped to try
and find it. After finding it, he started running to catch up with the
tortoise. When the tortoise reached the finishing line, the rabbit was 2
kilometers away. How far (in km) did the tortoise crawl while the
rabbit was looking for his lucky rabbit's foot?

Tata, Birla and Bajaj together make a total of 8 cars in one day. Together they were assigned a job of making 80 cars. Tata started the work without Birla and Bajaj joining him. After a few days Tata quit and immediately Birla and Bajaj took over and together completed the job after a few more days. If it took a total of 20 days to complete the entire work and Tata makes at least 5 cars per day, how many days did Tata work on the job?

1) 9
2) 10
3) 15
4) None of these