Answer:
Substitute the given values of m, x, and N into the equation N = m/x + q:
N = m/x + q
1 4/5 = 9/2 + q
To solve for q, we can subtract 9/2 from both sides:
1 4/5 - 9/2 = q
(9/5) - (18/5) = q
-9/5 = q
Therefore, when N = 1 4/5, m = 9, and x = 2, q = -9/5.