Z/2 + 1 = 3/2
(-1) = (-1)
z/2 = 1/2
(*2) = (*2)
z = 1
The question ask for for the probability on how much the value is the book store makes in one hour if the probability of that is the same when you flip four coins. So base on the table you give the possible answer that the bookstore make in an hour is $2. I hope you are satisfied with my answer
Answer: You could use really any but i would probably do division or subtraction
Step-by-step explanation:
Answer:
56 quizzes
Step-by-step explanation:
40 quizzes = 5 weeks
To find the unit rate of quizzes / week, we can divide both sides by 5
40/5 quizzes = 5/5 weeks
8 quizzes = 1 week
Multiply both sides by 7 to find the amount of quizzes in 7 weeks
8 * 7 quizzes = 1 * 7 weeks
56 quizzes = 7 weeks