You open a lemonade stand in your neighborhood and start off charging $1 per glass of lemonade. after two weeks, you decide that business is doing so well and the demand for lemonade is high so you raise your prices to $1.75. what was your percent increase in price?

Your friend swims on the school team. in his first four races, his times are 24.7, 23.5, 25.6, and 27.2 seconds. which time listed for his next race would make the range larger?

You are remodeling your kitchen. you’ve contacted two tiling companies who gladly told you how long it took their workers to tile of a similar size jim completed half the floor in 8 hours. pete completed half of the other floor in 7 hours. if pete can lay 20 more tiles per hour than jim, at what rate can jim lay tiles

The difference of two numbers is 40. find the numbers if 0.3 parts of one number is equal to 37.5% of the other one.