Question

Marks in 2 exams are -20 3/4 and 32 3/4. Find the mean of the number.

A.15
B. 12.5
C.12

Answer 1

sum=( -20 (3/4 ))+(32(3/4))

sum=-15+24

sum=9

mean = sum/2

mean=9/2 = 4.5

mean = 4.5