If GHI - JKL, JP = 35, MA= 33, and PR = 15, then GI =
A. 38.5
B. 77
C. 115.5
D. 154

65 8 7 4 5 6 8 4 3 2 1 9 5 6 4 2 1 6 5 1 5 1 3 2 3 5 multiply the third number in the first row by the seventh number in the third row. add this result to the fifth number in the second row. add to this total ten times the fourth number in the third row. subtract the eighth number in the first row from the result.

Lines a and b are parallel. what is the value of x? -5 -10 -35 -55

Compute the standard deviation of the following set of data to the nearest whole number. 10, 10, 15, 20, 25