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Math question: according to the dialogue, try to find out what the price of biscuits and milk is (quick solution rewards plus points)
Suppose the price of biscuits is X yuan and the price of milk is Y yuan. According to the dialogue, you can list the following two types:
1.x+y & gt； 10
2.0.9x+y+0.8= 10
1 minus 2:
0. 1x & gt； 0.8, simplified as x> eight.
And x is an integer, then x can only be 9, then y= 1. 1.