According to the meaning of the question: X÷6/25-X=X÷3/5-X+3.

Solution: X= 1.2

Then before buying movie tickets, Party A has: 1.2÷6/25=5 (RMB).

Before buying movie tickets, B has: 1.2÷3/5=2 (RMB).

2; Suppose a has x yuan and b has y yuan.

Then:

( 1-6/25)X =( 1-3/5)Y+3

6/25X=3/5Y

Drawing: X=5 Y=2

That is, A has 5 yuan and B has 2 yuan.