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PolarNik [594]
3 years ago
7

A teacher gave a test with 50 questions, each worth the same number of points. Donovan got 39 out of 50 questions right. Marci's

score was 90%.
 

How many more questions did Marci answer correctly?
 

PLEAse help
Mathematics
1 answer:
Murljashka [212]3 years ago
6 0
So Marci's sore was 45 because every percent has to be out of 100 so to get it to 50 you divide by two so 90 / 2 = 45. And 45-39 = 6 

Marci got 6 more correct then Donovan. 
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3 years ago
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jok3333 [9.3K]

Answer:

J'(-2,5)

K'(-7,5)

M'(-3.5,2)

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Step-by-step explanation:

Please refer to the image attached to this answer.

Trapezoid JKLM is reflected over the x-axis, what do we notice about the ordered pairs of the original figure and the ordered pairs of its reflection over the x-axis is described below.

Point J , K L and M  , when reflected over x axis , there distance from the y axis remains the same in second quadrant. the x coordinate becomes negative however  the y coordinates remains the same.

The coordinates will be as shown in the image attached.

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Answer:

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2 years ago
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Answer:

53712.4

Explanation:

\sf\rightarrow  53.7124\:x\:10^3

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Answer:

b

Step-by-step explanation:

BCCCCCC

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