Answer:
The total number of text messages sent was 27.
Step-by-step explanation:
The monthly cost of the cell phone plan, in function of the number of text messages sent(s) and the number of messages received(r), is given by:
In this question, we have that:
We put this into the equation to find the value of s. So
The total number of text messages sent was 27.
Solve for x and it is a vertical slope
Answer:
y +6 = 1/3(x+2)
Step-by-step explanation:
Point slope form:
y - y1 = m(x - x1)
m = slope
Since x and y are negative, the double negatives make a positive.
Answer: D. Ordinal
Step-by-step explanation:
There are four levels of measurements scales of a variable :-
- Nominal scale : Used for categorical data on the basis of the characteristic like sex, religion color, etc.
- Ordinal scale : Used to order the attributes as per their ranks such as First ,Second , Third and so on.
- Interval scale : Used when the difference between any two values can be calculated and has meaning such as Fahrenheit scale to measure temperature.
- Ratio scale : It accommodates all the qualities of the 3 measures and in addition a "true zero" point. For example : Age.
<em>Positions of runners in a race comes in ordinal scale because we need to order them with their respective rank</em>.
So, the correct option is D. Ordinal
1 qt = 4 cups
2 qts = 8 cups
3 qts = 12 cups
.
5 qts = 20 cups
.
.
10 qts = 40 cups