A train travels 83 kilometers in 3 hours, and then 87 kilometers in 2 hours. What is its average speed? km/hr

Is 0.375 less or greater that 0.625

First, what are the characteristics of a population for which it would be appropriate to use mean/median/mode? When would the characteristics of a population make them inappropriate to use?

F (x) = -2r+2 find f (6)

A piece of stained glass in the shape of a right triangle has sides measuring 8 cm, 15 cm, and 17cm. what is the area of the piece

Goofy and Daffy leave from the same house at 9am. If Goofy jogs west at 8 mph and Daffy drives east at 52 mph, at what time will they be 150 miles apart?

Q: It takes Zach 15 minutes to walk 7 1/2 blocks to the swimming pool. At this rate how many blocks can he walk in one minute?

I varies inversely with x and x=3.25 when y=4.5 what is the value of the x when y=3.75 A) 5.2 B) 3.9 C) 2.7 D) 3.2

How many significant figures will there be in the answer to the following problem? You do not have to solve the problem. 6.783 - 2.

A sequence is an ordered list of numbers called

What is 8.52*10 to the third power in standard notation?