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2 answers:
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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.
Given Information:
Loan amount = $280,000
Annual Percentage Rate = APR = 4.4% = 0.044
Number of years = 30
Required Information:
Monthly payment with points = ?
Monthly payment without points = ?
Answer:
Monthly payment with points = $1,361
Monthly payment without points = $1,402.13
Step-by-step explanation:
The monthly payment can be found using,
P is the loan amount.
Where interest rate r is given by
Total number of payments n are given by
Monthly payment with points:
Rhonda is considering purchasing 2 points and each decreases APR by 0.125%
So the APR becomes
and the corresponding interest rate r is
Finally, the monthly payment is
Monthly payment without points:
Interest rate r is,
Monthly payment is,
So monthly payment with points is $1,361 and monthly payment without points is $1,402.13