Fixed: For every one-meter-high slope, at least12m horizontal length is required.
(1) How many meters of horizontal length does a two-meter slope need? What about 3 meters, 4 meters and x meters?
(2) The length of the open space in front of a building is 18m, so what is the highest slope here?
{2}. Mom went shopping in the supermarket and bought 4 cans of drinks and a pack of biscuits. * * * I spent 1 1.40 yuan, 1 biscuits 3.60 yuan, 1 how much is a can of drinks?
{3} The rectangular swimming pool covers an area of 600㎡ and is 30 meters long. How wide is the swimming pool?