Traditional Culture Encyclopedia - Travel guide - There are three people in Xiaoxiao's family who are going to travel. If Lei goes for 7 days and 6 nights, please estimate how much it will cost.

There are three people in Xiaoxiao's family who are going to travel. If Lei goes for 7 days and 6 nights, please estimate how much it will cost.

Step by step calculation: 3700*2=7400 (yuan) 420*6=2520 (yuan) 280*7= 1960 (yuan)

7400+2520+1960 =11880 (yuan)

Comprehensive formula: 3700 * 2+420 * 6+280 * 7 =11880 (yuan).