Alexia ran three laps around her neighborhood. Each lap is 1 3/8 miles. Which is the best estimate of the number of miles that Alexia ran

For this question you would have to multiply 1 3/8 or 1.375 by the amount of laps Alexia ran. This is so because since you want to find the distance she traveled, you would multiply the laps she ran by the actual length of the lap.

1) 1.375*3

2) Solve: 4.125 miles

To estimate the number of miles out of the given choices of answers, just find which is the nearest to this answer.