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Misha Larkins [42]
3 years ago
15

Judy needs a mean (average) score of 86 on four tests to earn a midterm grade of B. If the mean of her scores for the first thre

e tests was 83, what is the lowest score on a 100-point scale that she can receive on the fourth test to have a midterm grade of B?
Mathematics
1 answer:
Korvikt [17]3 years ago
7 0

Answer:

The answer is 95

Step-by-step explanation:

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3 years ago
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Which of the following is an angle shown in the drawing?
MAVERICK [17]

Answer:

HDE

Is there more than one answer choice?

Step-by-step explanation:

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2 years ago
Answer #5,6,7,8,9,10
MatroZZZ [7]
5)\ -2\times\frac{3}{7}=-\frac{2\times3}{7}=-\frac{6}{7}\\\\6)\ -2\frac{2}{3}\times4\frac{1}{10}=-\frac{8}{3}\times\frac{41}{10}=-\frac{4}{3}\times\frac{41}{5}=-\frac{164}{15}=-10\frac{14}{15}\\\\7)\ -2\frac{1}{5}\times(-1\frac{3}{4})=-\frac{11}{5}\times(-\frac{7}{4})=\frac{77}{20}=3\frac{17}{20}\\\\8)\ -1\frac{1}{4}\times9=-\frac{5}{4}\times9=-\frac{45}{4}=-11\frac{1}{4}\\\\9)\ -1\frac{5}{7}\times(-2\frac{1}{2})=-\frac{12}{7}\times(-\frac{5}{2})=\frac{6}{7}\times\frac{5}{1}=\frac{30}{7}=4\frac{2}{7}

1)\ -2\frac{3}{8}\times2\frac{1}{2}=-\frac{19}{8}\times\frac{5}{2}=-\frac{95}{16}=-5\frac{15}{16}
7 0
3 years ago
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Before a renovation, a movie theater had 113 seats. After the renovation, the theater has 163 seats. What is the approximate per
seraphim [82]
To solve this problem you can make a rule of three and find the percentage of increase 
 113 ---> 100
 163 ---> x
 Clearing x we have
 x = (163/113) * (100) = 144.25
 Then, the percentage of growth is
 144.25-100 = 44.25
 answer
  the approximate percentage increase of the number of seats in the theater 44.25%
<span> C 44.2%
</span>
6 0
3 years ago
Write an expression that shows the sum of exactly two terms that is equivalent to 3(2x + 5y).
Harlamova29_29 [7]

Answer:

6x+15y

Step-by-step explanation:

Just distribute the 3 to the coefficients

6x+15y

5 0
3 years ago
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