SAT exams are from a Normal distribution with a mean of 1000 and a standard deviation of 200. What SAT score is in the 90th perc
entile?
1 answer:
Answer:
800
Step-by-step explanation:
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5x−2(x+1)=14
distribute
5x -2x-2 =14
3x-2 = 14
add 2 to each side
3x = 16
divide by 3
x=16/3
Answer x=16/3 or 5 1/3
Answer:
the answer is B
Step-by-step explanation:
Hope this helps
Answer:
Angle A is 168 degrees and angle B is 12 degrees.
Step-by step explanation:
x=14y
14y+y=180
15y=180
y=12
x=168
204 - 120 = 84
84/120 x 100 = 70%
answer: 70% increase
You can wright them as fractions reduce them and then compare them
