W+3>9
-3>-3 (getting the variable by its self)
w=6 (answer)
Answer: 7/8
Step-by-step explanation:
If the ratio is vanilla to chocolate, it would be
42:48
Dividing by 2
= 21:24
Dividing by 3
= 7:8
Answer:
2.875 is the price of each gallon
Step-by-step explanation:
i divided 11.50 by 4, hope it helps!
The probability that Nins goes 0 days is 0.2, the probability that she goes 1 day is 0.50, and the probability that she goes 2 days is 0.30. You can write these data as a table:
where are numbers of days and are probabilities.
The expected value of the number of days per week on which Nina goes to the supermarket is
.
Answer: the expected value of the number of days per week on which Nina goes to the supermarket is 1.1.