The price of 20 kg apple and 30 kg pear is 132 yuan. The price of 4 kg apple is equal to that of 5 kg pear Please write down the process Just one unknown X Please use the method of the first volume of the fifth grade

The price of 20 kg apple and 30 kg pear is 132 yuan. The price of 4 kg apple is equal to that of 5 kg pear Please write down the process Just one unknown X Please use the method of the first volume of the fifth grade

Suppose the unit price of apple is x yuan per kilogram, then the unit price of pear is 4 / 5x yuan per kilogram
20x+30×4/5x=132
The solution is: x = 3
So: 4 / 5x = 4 / 5 × 3 = 0.8 × 3 = 2.4 yuan
Answer: the unit price of apple is 3 yuan per kilogram, and that of pear is 2.4 yuan per kilogram