2. The dot plots show the amounts of time that ten South African students and ten
Australian students took to get to school. Without calculating, answer the questions.
South Africa +++
0 10
20
30
40
50
60
Australia + + + + + + + + + + + + +
0 10 20 30 40 50 60
travel time in minutes
Which data cat has the smaller mean? Explain your reasoning.

Michelle and julie work at a catering company. they need to bake 264 cookies for a birthday party that starts in a little over an hour and a half. each tube of cookie dough claims to make 36 cookies, but michelle eats about 1/5 of every tube and julie makes cookies that are 1.5 times as large as the recommended cookie size.it takes about 8 minutes to bake a container of cookies, but since julie's cookies are larger, they take 12 minutes to bake. a. how many tubes should each girl plan to bake? how long does each girl use the oven? b. explain your solution process what did you make? c. what assumptions did you make?

How many ordered pairs of positive integers satisfy xy=32?

The number of calories you burn depends on your weight. a 110-pound person burns 163 calories during 30 minutes of tennis. find the number of calories that a 190-pound person would burn during the same activity, assuming they burn calories at the same rate.