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densk [106]
4 years ago
13

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​, 7

5​, and 64. Find what score the student must get on the next test to get a C average
Mathematics
1 answer:
mario62 [17]4 years ago
8 0

Answer:

72

Step-by-step explanation:

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The perimeter of a rectangle is 64 units. Can the length X of a rectangle be 20 units when it's width y is 11 units
Blababa [14]
Nope. Perimeter = sum of all sides

P = 20 + 11 + 20 + 11 = 62 and not 64

So, it is not possible.
4 0
3 years ago
Three friends arrange to meet at a park entrance, but each friend ends up at a different entrance, as shown in the diagram.
Sladkaya [172]

Answer:

A, B, & D

Step-by-step explanation:

Jaime is at the smallest angle from the two friends.

Pat is at an angle of 90° to Chris and Jaime.

If they meet at Pat’s entrance, then Chris will have walked a shorter distance than Jaime.

3 0
3 years ago
Read 2 more answers
Probability people where you at? 《brainlist if correct》
motikmotik
<h3>Answer:  5/9</h3>

As an approximate decimal, this is 0.5556 which converts to 55.56%

======================================================

Explanation:

Let's say there are 100 households (just for the sake of simplicity). We are told that 90% of them have answering machines. So that means 90 households have answering machines. In addition, 50 households have answering machines and call waiting. Those 50 households are part of the 90 mentioned previously.

We then select a house at random. Someone tells us (or we have some kind of prior knowledge) that whichever house is selected, they have an answering machine. We can ignore the 10 households that don't have an answering machine. Out of those 90 households, 50 have both features. So 50/90 = 5/9 is the probability of getting a household with both features.

The answer would be 1/2 or 50% if we didn't have the prior knowledge of the household having an answering machine. But with this prior knowledge, the conditions change and so does the probability.

----------------

You could also compute 0.50/0.90 to get the same answer.

3 0
4 years ago
My ip is 098.29.283.9
Dmitrij [34]
Cooooooooooooooooooooooooooool
3 0
3 years ago
V = 1/3 π r^2 h for h<br> HELP
Ipatiy [6.2K]

Answer:

h = 3V /  π r^2.

Step-by-step explanation:

V = 1/3  π r^2 h

h = V / ( 1/3  π r^2)

= 3V /  π r^2.

5 0
4 years ago
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