What is the easy way to learn a math section before a test?

The scatter plot graph shows the average annual income for a certain profession based on the number of years of experience which of the following is most likely to be the equation of the trend line for this set of data? a. i=5350e +37100 b. i=5350e-37100 c. i=5350e d. e=5350e+37100

Tcan be concluded that % of the seniors would prefer to see more candid pictures in this year's edition of the yearbook.

Can someone me and plz do the problem