Traditional Culture Encyclopedia - Tourist attractions - Two brothers and sisters traveled to Beijing, and the planned 18 days were actually three days longer. On average, they spend more 50 yuan than planned every day. The trip took longer than planned 165

Two brothers and sisters traveled to Beijing, and the planned 18 days were actually three days longer. On average, they spend more 50 yuan than planned every day. The trip took longer than planned 165

Two brothers and sisters traveled to Beijing, and the planned 18 days were actually three days longer. On average, they spend more 50 yuan than planned every day. The trip took longer than planned 1650 yuan. (1650-50 * (18+3))/3 = 200 yuan.

The cost of traveling is more than planned 1650 yuan, and the extra cost includes the average daily cost of 50 yuan in Beijing, * * * 50 * (18+3) =1050 yuan and the planned cost for the next three days.

That is, 3* original planned daily cost = 1650-50*( 18+3).

Original planned daily cost = (1650-50 * (18+3))/3