The mean score on a recent achievement test given to 4th graders was 360 with a standard deviation of 15, Of Tom's z-score was a -0.60, what he did score on the test?

Suppose you are analyzing the relationship between time and distance given in a table, and there are 4 values for each quantity. you divide distance 2 minus distance 1 by time 2 minus time 1.you then divide distance 4 minus distance 3 by time 4 minus time 3 and get a different answer. what can you say about the relationship?