So X+Y=2 10.

0.8x+0.9y = 182 of the actual flower.

Lianli street bar ..

X=70 Y= 140

Knowing the marked price divided by (1+40%) is the purchase price, because

Raise the price by 40%

So the purchase price of A is 70/( 1+40%)=50.

The purchase price of B is140/(1+40%) =100.

To sum up, the purchase price of A is 50, the price of B is 70, the purchase price of B is 100, and the price of B is 140.