Penny baked 5 1/2 dozen cookies to sell at her daughters class fundrasier. her little boy snuck in the kitchen and ate 1/4 dozen. how many cookies are left?

Two corresponding sides of two similar triangles are 3cm and 5cm. the area of the first triangle is 12cm^2. what is the area of the second triangle?

Joe has some money in his bank account he deposits 45$ write an expression that represents the amount of money in joe's account

You can ride your bike around your block 6 times and the whole neighborhood 5 times in 16 minutes. you can ride your bike around your block 3 times and the whole neighborhood 10 times in 23 minutes. how long does it take you to ride around the neighborhood?