Answer:$6,388
Step-by-step explanation:
Answer:
9 quizzes a week
30% = 30/100 = 3/10
3 : 10
11.25
Step 1:
4/5 = 9/x Proportion
Step 2:
4x = 45 Multiply
Step 3:
45 ÷ 4 Divide
x = 11.25
Hope This Helps :)