The test results for 4 students are: 96, 83, 78, and 83. If one more student's test score of 87 is added, what would increase? A
median
B
mean
C
mode
D
range

The serenity and the mystic are sail boats. the serenity and the mystic start at the same point and travel away from each other in opposite directions. the serenity travels at 16 mph and the mystic travels at 19 mph. how far apart will they be in 3 hours?

What is the common difference for this arithmetic sequence? -6,-2,2,6,10 a.4 b.5 c.3 d.6

Y= a(x-3)squared-1 what is the value of a