The racetrack is a winding 1/2 mile loop. anton completes 13 laps in 13 minutes. if his speed is the same for each lap, write a division number sentence to show how long it takes him to complete 1 lap.

Fiona joins a fruit of the month club. the entry cost was $25 and then she pays $18 per month. if she participates for 8 months, how much will she pay in all? how much in 10 months?

Assume that y varies inversely with x. if y=1.6 when x=0.5 find x when y=3.2

If you were constructing a triangular frame, and you had wood in the length of 4inches, 4 inches, and 7 inches, would it make a triangle? would you be able to create a frame from these pieces of wood? yes or no. explain your mathematical thinking