QUESTION 1
A function rule for the cost of shirts from Quality Clothes is y = 30 + 6z. Rewrite the rule using function notation.
a: t(r) = 20 + 8z.
b: t(y) = 20 + 8r.
c: q(z) = 30 + 6z.
d: q(y) = 30 + 62.