Traditional Culture Encyclopedia - Photography major - Grandma’s house spent ***160 yuan on water bottles and teacups. Each water bottle cost 25 yuan, and each teacup cost 6 yuan. She bought six more teacups than water bottles, and bought a few water bott
Grandma’s house spent ***160 yuan on water bottles and teacups. Each water bottle cost 25 yuan, and each teacup cost 6 yuan. She bought six more teacups than water bottles, and bought a few water bott
Don’t want equations? That can only be like this:
Because there are six more teacups than water bottles, the price of the teacup is at least 6*6=36
160-36=124
And 124 divided by 25 = 4, the remaining money is 24. The remaining money is not enough to buy a water bottle, so you can buy up to 4 water bottles.
Then you just pick a 3 and try it, the result is as follows
If the number of water bottles is 3, then the number of tea cups is 9, 25*3+9*6=129 is less than 160, Therefore, the number of water bottles is greater than 3
Because the number of water bottles is less than or equal to 4 and greater than 3, the number of water bottles is 4 and the number of tea cups is 4+6=10
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