Two places are X km apart. Two boats start from each place at the same time towards each other. One is going upstream and another downstream. The speeds of two boats are 12 km/hr and 15 km/hr. Both the boats meet after 4 hours.From the given statement which of the following can be determined?A. Speed of the current.B. Value of X.C. If both the boats travel upstream (Faster boat is behind the slower one) then after how much time will they meet?D. If both the boats travel downstream (Faster boat is behind the slower one) then after how much time will they meet?

Two places are X km apart. Two boats start from each place at the same

1.	Two places are X km apart. Two boats start from each place at the same time towards each other. One is going upstream and another downstream. The speeds of two boats are 12 km/hr and 15 km/hr. Both the boats meet after 4 hours.From the given statement which of the following can be determined?A. Speed of the current.B. Value of X.C. If both the boats travel upstream (Faster boat is behind the slower one) then after how much time will they meet?D. If both the boats travel downstream (Faster boat is behind the slower one) then after how much time will they meet?
A.	Only C and D
B.	Only B and C
C.	All of them
D.	Only A, B and C
E.	Only B, C and D
Answer» F.