What is the distance between city P and city Q?

I. Two persons started simultaneously from P to Q, with their speeds in the ratio 4 : 5.

II. B reaches P one hour earlier than A to Q. The difference between speeds of A and B is 20km/h

1:

If the data in statement I alone are sufficient to answer the question while the data
in statement II are not sufficient to answer the question.

2:

If the data in statement II alone are sufficient to answer the question while the data
in statement 1 are not sufficient to answer the question.

3:

If the data either in statement I alone or statement II alone are sufficient to answer
the question.

4:

If the data in both statements I and II together are not sufficient to answer the
question.

5:

If the data in both statements I and II are necessary to answer the question.

This has been asked in Question Paper

SBI Clerk mains 2016

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