646/3=x
To check it: x*3 should =646
A-8x+12
B-6(2x+3)
C-5(2+3x)
Answer:
Y = -3(x - 5/6)^2 - 59/12 and x = 5±i√59/6
Step-by-step explanation:
Pls give brainllest
Answer:
(a) 83% of the scores were at or below her score.
(b) 17% was above her score.
Step-by-step explanation:
Given that:
Percentile score of Angela in the general aptitude test = 83rd percentile
To find:
a) Percentage of scores which were at or below her score?
b) Percentage of score which were above her score?
Solution:
First of all, let us learn about the term "<em>Percentile</em>"
Percentile is the value below which the certain percent of people/marks fall.
Therefore, when we say percentile of someone's score is
, then there are
of scores are at the same level or below.
And
of the scores are above this level.
Therefore, we can say that:
83% of the scores were at the same level or below the score of Angela.
And
of the scores were above the score of Angela.