After the Spring Festival, a certain brand of drinks in Jiajia supermarket will be sold at a reduced price. A box is only 30 yuan, 20% lower than the original price. How much higher is the original price than the current price?

After the Spring Festival, a certain brand of drinks in Jiajia supermarket will be sold at a reduced price. A box is only 30 yuan, 20% lower than the original price. How much higher is the original price than the current price?

The original price is 37.5 yuan, 7.5 divided by 37.5 is equal to 0.2, the current 30 yuan is equivalent to the original 0.8, that is 80%, just 20% lower, the original price is 7.5 yuan higher than the current price, 7.5 divided by 30 yuan, is the original price is 25% higher than the current price

After the Spring Festival, a certain brand of drinks in the supermarket will be sold at a reduced price. A box is only 30 yuan, 20% less than the original price. How much higher is the original price than the current price?

30/（1-20%）=37.5
（37.5-30）/30=25%
The original price is 25% higher than the current price