If p^2 – 12p + 36 = q, and p is a positive integer between 1 and 10, inclusive, what is the ...

If p^2 – 12p + 36 = q, and p is a positive integer between 1 and 10, inclusive, what is the probability that q < 0?

Quiz

Answer/Solution

3/10

Steps/Work

(p-4)(p-8) = q
p = 5 ,6 or 7 for this to be true, so
3/10
Ans :E