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gregori [183]
3 years ago
12

To pass a course with a C grade, a student must have an average of 70 or greater. A student's grades on three tests are 69, 77 a

nd 65 Find what score the student must get on the next test to get a C average or better
What grade must the student get?
Mathematics
2 answers:
Ivan3 years ago
6 0

Answer:

x=69

so he must have scored over 69

Step-by-step explanation:

Genrish500 [490]3 years ago
3 0

Answer:

Grade≥69(at least 69)

Step-by-step explanation:

(77+69+65+x)/4=70

x=69

so he must get 69 or more

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In choosing this year 327 voted musical and 115 voted drama. How many more students voted musical than drama
Lapatulllka [165]

Answer:

212 more student voted musical than drama .

Step-by-step explanation:

As given

In choosing this year 327 voted musical and 115 voted drama.

More students voted musical than drama = Total students voted for musical - Students voted for drama .

Putting values in the above

More students voted musical than drama = 327- 115

                                                                      = 212

Therefore 212 more student voted musical than drama .

5 0
3 years ago
If the coefficient of correlation is a positive value, then the slope of the regression line
ratelena [41]

Answer:

must also be positive

Step-by-step explanation:

The sign of the correlation coefficient indicates whether the fitted line is sloping upwards or downwards, so it should be consistent with the sign of the slope of the fitted line. so if the correlation line is poitive so should the regression line

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Tatiana [17]

Answer:

X = 13

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Step-by-step explanation:

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2. Set up x - 20 + 40 = 90 since right triangles are 90 degrees

x = 70

5 0
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Cecile drew a sided figure. It had 2 sides that were 3,4 centimeters long and 2 sides that were 3.3 cenumeters long had at least
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NEED HELP ASAP PLEASE WILL GIVE BRAINLYEST
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Answer:

True

Step-by-step explanation:

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