During a sale, a shirt was marked down from $70 to $56. what was the percent decrease?

70 x n%= 56

n% = 70 x 56

n = 0.8 x 100

n = 80

the percent decrease = 100 - 80

= 20 %

(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)

answer: $201

step-by-step explanation: to get the answer, you first get 3 nieces that he sold and multiply it by 67 and get $201, so he earned $201 selling his nieces.