John travels at (x – 20) km/hr, he takes (y + 5) hours to cover A km. He travels (x + 10) km/hr, he takes (y – 1) hours to cover A km. He travels at (x – 15) km/hr, he takes (y + 3) hours to cover A km.From the given statement which of the following can be determined?A. Value of A.B. Value of x.C. Value of y.D. Find the distance covered by him when he travels at (x + 5) km/hr for (y + 4) hours.

John travels at (x – 20) km/hr, he takes (y + 5) hours to cover A km

1.	John travels at (x – 20) km/hr, he takes (y + 5) hours to cover A km. He travels (x + 10) km/hr, he takes (y – 1) hours to cover A km. He travels at (x – 15) km/hr, he takes (y + 3) hours to cover A km.From the given statement which of the following can be determined?A. Value of A.B. Value of x.C. Value of y.D. Find the distance covered by him when he travels at (x + 5) km/hr for (y + 4) hours.
A.	Only A and D
B.	Only B and C
C.	All of them
D.	Only A, B and C
E.	None
Answer» D. Only A, B and C

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