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icang [17]
3 years ago
11

Pls Help!!

Mathematics
1 answer:
Studentka2010 [4]3 years ago
5 0

Answer:

Megan needs a 95 to get an average of 90.

Step-by-step explanation:

Add up the test scores Megan has earlier, you would get 355 as a result of all scores added.  In order to get an average of 90%, you would need to accumulate 450 points which she will need to take her final exam on it.  Subtract 355 from 450 to get a score of 95% in which she will need that score to average it to 90%.

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Please help me! I'm terrible at math
Hatshy [7]

Answer:

(3.) x = 45

Step-by-step explanation:

Because the lines are parallel and cut by the same line, the angles within are equal as well.

Which means that...

Angle GE = Angle EFD

Therefore (2x-30) = (x + 15)

2x - 30 = x + 15

    +30       +30    (add 30 to both sides to get rid of the -30)

2x = x + 45

-x    -x                   (subtract x from both sides to get rid of the single positive x)

x = 45

3 0
3 years ago
During a soccer game, Erin scored 1 out of 2 goals attemptted. Laurn scored 6 out of 8 goals attempted. Write the fraction that
Korolek [52]
1/2 is one half---Erin
6/8=3/4----Laurn
Lauran scored mor goals because she scored 3/4 which is more than 1/2
8 0
3 years ago
Read 2 more answers
a 10 ft ladder leans against a wall with its foot braced 3ft. from wall's base how far up the wall does the ladder resach
geniusboy [140]
Ladder makes a right triangle with the wall and ground. The hypotenuse = length of the ladder = 10 ft 
Let the height be h
By Pythagorean theorem 
10^2 = 3^2 + h^2 
h^2 = 10^2 - 3^2 = 100 - 9 = 91
h = sqrt( 91) = 9.54 ft
6 0
3 years ago
The U.S. swim team won 13 gold medals in a recent competition against two other countries.Of the total 60 medals awarded, there
Kitty [74]

The number of silver and bronze medals that France won are 9 silver and bronze medals.

Since there are 60 medals awarded, and there were 20 each of bronze, silver, and gold. This means that there are 20 gold, 20 bronze and 20 silver.

Since U.S. swim team won 13 gold medals and Spain won 5gold medals, then the gold won by France will be:

= 20 - (13 + 5)

= 20 - 18

= 2 gold medals

France won 2 gold medals.

Since France won one-third of all the medals, the number of medals won by France will be:

= 1/3 × 60

= 20 medals

Since France won 2 golds medals, then the number of silver and bronze will be:

= 20 - 2

= 18 silver and bronze medals.

Since France won equal number of silver and bronze medals. This will be:

= 18/2

= 9 silver and bronze medals.

Read related link on:

brainly.com/question/19972449

3 0
2 years ago
You go for a run on Monday.You ran 1.23 km.On Tuesday you run the same distance. How far did you run altogether.
erik [133]
You ran 4.64 km altogether
Step-by-step explanation:
If you go for a run on Monday and manage to run 2.32 km and the on Tuesday you run the same distance, then that would be another 2.32 km ran on Tuesday. We can then add these two together to figure out your Total distance ran altogether in those 2 days.
8 0
3 years ago
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