During the National Day, the No. 1 Middle School and No. 2 Middle School in a certain district organized 100 teachers to travel to scenic spots (there were more teachers from No. 1 Middle School than

During the National Day, the No. 1 Middle School and No. 2 Middle School in a certain district organized 100 teachers to travel to scenic spots (there were more teachers from No. 1 Middle School than No. 2 Middle School). The ticket prices for the scenic spots are as follows: one time

Suppose the number of teachers in No. 1 Middle School is 49

Formula 1: X+Y=100

Formula 2: X*45+Y*50=4725

Solution:

X=100-Y

(100-y)*45+y*50=4725

Y=45

x=55

The two schools combined 100*40=4,000 yuan, saving 725 yuan