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Serjik [45]
3 years ago
5

Please guys help to solve this problem​

Mathematics
2 answers:
liq [111]3 years ago
6 0

9514 1404 393

Answer:

  300

Step-by-step explanation:

Since nobody failed, the number who passed one or the other was 100%.

  P(O + W) = P(O) +P(W) -P(O&W)

  100% = 80% +70% -P(O&W)

  P(O&W) = 50% = 150 students

If 150 students are 50% of the examinees, then 100% will be 300 students.

zhuklara [117]3 years ago
3 0

Answer:

<h2>300</h2>

hope it helps

<h3>#<em><u>CARRYONLEARNING</u></em></h3>
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Julli [10]

Answer:

16

Step-by-step explanation:

Multiplecation by the length width, and the height, then divide and its 16.

8 0
2 years ago
The table shows the price for shoe rental, games, and snacks at the bowling alley
monitta
First, find the total price she would have had to pay (without tax):
2.75+ 3(2.5)+ 1.75=12
If she has half-price multiply the total price by 0.5:
12(.5)=6
Her total price without tax is $6.

The answer is B) $6.00
Hope I helped...
6 0
3 years ago
What is the greatest common factor of 20x6y+40x4y2−10x5y5 ?
mestny [16]
The greatest common factor: 20x^6y 40x^4y^2 10x^5y^5 is 10x^4y.
20x^6y = 10x^4y*2x^2
40x^4y^2 = 10x^4y*4y
10x^5y^5 = 10x^4y*y^4


8 0
3 years ago
Refer to the figure at the right. If
asambeis [7]

Answer:m∠1 = 145°

m∠2 = 35°

m∠3 = 35°

m∠4 = 145°

m∠5 = 145°

m∠6 = 35°

m∠7 = 35°

m∠8 = 145°

Step-by-step explanation:

3 0
3 years ago
What is the solution of -5x &gt; 25? <br> a. x &gt; -5 <br> b. x 5 <br> d. x &lt; 5
devlian [24]
The solution possible can be correct by dividing both sides by -5 ;Sooo x>-5.....
5 0
3 years ago
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