A train travels 200 kilometers in 2.5 hours. What is the train's average speed? A. 75 km/h
B. 80 km/h
C. 100 km/h
D. 125 km/h

In a graph with several intervals o data how does a constant interval appear? what type of scenario produces a constant interval?

Acaterer charges $500 plus $30 per guest to cater a wedding. walt and traci don't want to spend more than $8000 on catering. write and solve an inequality in terms of the number of guests, g, that can be invited. a) 30g ? 8000; g ? 267 b) 500g < 8000; g < 16 c) 500 + 30g < 8000; g < 250 d) 500 + 30g ? 8000; g ? 250

What is 10+10+20 about the origin the square root of a triangle.