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Answer:
It is 7
Step-by-step explanation:
y = mx+b
y is the total cost.
x is the number of hours.
b : that's 16 dollars.
y = 9x+16
The problem states that the cost was 79 dollars.
Substitute that for y and solve for x.
79 = 9x+16
63 = 9x
x = 7 hours
Answer:
4.5
Step-by-step explanation:
Put numbers in order, 1,3,3,4,5,8,9,12
Divide by 2 because there are 2 numbers
Because 4.5 is in the middle of 4 and 5 that is your median
The equation is 2(3.14)(11.5) because 11.5 is half of 23
they multiply and you get: 72.22
Hope this helps! :D
Answer:
Descriptive research design
Step-by-step explanation:
Descriptive research design is a type of quantitative research design that tends to describe/depict the current status (condition) of a particular variable or phenomenon. In the case above, the research is quantitative because it deals with quantifiable data, which is the preference(quantity) of cosmetics. Savannah wanted to describe the preference of cosmetic use among adolescents, young adult, middle adult and the late adult women, which makes it a descriptive research design. It does not involve conducting experiment, or generating correlations etc.
Therefore, it is a Descriptive research design
