You jog 2 kilometers in 12 minutes. at this rate, how long will it take you to complete a 5- kilometer race?

How many lines can be drawn through points j and k? 0 1 2 3

Two customers went to a post office. first customer paid $12 for 14 and 5 envelopes the second paid 24.80 for 10 postcards and 15 envelopes. what is cost of each envelope?

The base of a triangle exceeds the height by 7 centimeters. if the area is 400 square centimeters, find the length of the base and the height of the triangle.