20% tip on a $30 haircut.

The answer would be $6 for the tip, but it you're talking about the total amount it would be $36.

Step-by-step explanation:

20% is equivalent to 1/5

1/5 of 30 is 6 because 30 ÷ 5 = 6.

Tip by itself: $6

Tip with cost of haircut: $36

yes

step-by-step explanation:

give me the question

\

(1,4) is on graph of f(x)

f(1) = 4

so 1/4 f(x)

1/4 f(1)

1/4. ×4

1

so point for function 1/4. f(x) is (1,1)