For each of the ordered pairs, the x coordinate is squared to find y.
x = 1
1^2 = 1
x = 2
2^2 = 4
x = 3
3^2 = 9
x = 4
4^2 = 16
<span>1. </span>The probability that one of the diners orders fish = number of diners who ordered fish / total number of diners
p1=45/100=0.45
<span>2. </span>The probability that one of the diners is wearing dress= number of diners wearing dress/ total number of diners
<span>3. </span>p2=14/100=0.14
<span>The probability that one of the diners ordered the fish or is wearing a dress is: p=0.45+0.14=0.59</span>
Answer:
Step-by-step explanation:
Let the number be x.
4x+7=19
4x=12
x=3
She read nine chapters each hour