What is the probability that a data value in a normal distribution is between a z-score of -0.28 and a z-score of 0.64? round your answer to the nearest tenth of a percent.

Two cyclists 84 miles apart start riding toward each other at the same. one cycles 2 times as fast as the other. if they meet 4 hours later, what is the speed (in mi/h) of the faster cyclist?

Jayne is studying urban planning and finds that her town is decreasing in population by 3% each year. the population of her town is changing by a constant rate.true or false?

What is the distance between the points (2, 5) and (5,9)?