Question

1) 28/z - z/4 + 1 1/8, when z = 4

A) 7 1/8
B) 4 7/8
C) 9 1/8
D) -5 7/8

2) n+23.1/ 3n - 8n, when n = 2.1
A) -12.8
B) -8.4
C) 20.8
D) -20.8​

Answer 1

Explanation:

9 + 11 = 10 so 120=69 69-5 = 13 answer is 13