Answer:
She spent 4/6 of her free time.
Step-by-step explanation:
1/6 + 3/6 = 4/6
Answer:
360 miles
Step-by-step explanation:
Answer:
Around 2397 Americans must be surveyed to get a margin of error of 2%.
Step-by-step explanation:
We are given the following in the question:
Proportion of US residents who thinks marijuana should be made legal = 48%

We have to construct a 95% confidence interval.
Margin of error = 2% = 0.02
Formula for margin of error =


Putting values, we get,

Thus, around 2397 Americans must be surveyed to get a margin of error of 2%.
Alll angles in a quadrilateral add to 360
so
missing angle=x
108+99+78+x=360
285+x=360
minus 285 from both sides
x=75
missing angle is 75 degrees