Bronwyn walks one lap of an oval at 2.5 km/h and then jogs another eight laps of the oval at 5 km/h. If it takes her 30 minutes in total, how long in metres is each lap?

George is folding a piece of paper to make an origami figure. each time he folds the paper, the thickness of the paper is doubled. the paper starts out flat, with a thickness of 1 millimeter. a. write a list of six ordered pairs showing the output as the thickness of the paper when the input is the number of times it is folded. explain how you came up with your ordered pairs. b. is this relation a function? explain why or why not using the ordered pairs you came up with in part a.

Which data set has a greater spread? why? set a: {38, 12, 23, 48, 55, 16, 18} set b: {44, 13, 24, 12, 56} has a greater spread because .

Add the fractions, and simply the result to lowest terms. 2/3 + 2/7= ?