What is the constant of proportionality between y and 2 in the graph below? 10
9
8
7
6
23 를
5
5
4
2
3
2
2
1
0 1 2 ☆ 4 5 6 7 8 9 10

Which speed is the fastest (use 1 mile ≈ 1.6 kilometers)? a. 12 miles/hour b. 18 feet/second c. 19 kilometers/hour d. cannot be determined

Aboat costs 19200 and decreases in value by 12% per year. how much will it cost in 5 years

What is the percentile for data value 6 in the following data set? 4 13 8 6 4 4 13 6 4 13 2 13 15 5 9 4 12 8 6 13 40 25 35 62