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poizon [28]
2 years ago
10

A multiple choice test consists of 100 questions. A correct answer is worth 2 marks, while an incorrect answer is worth -1 marks

. If a student receives a score of 89, how many questions did this student answer in correctly
Mathematics
1 answer:
Papessa [141]2 years ago
5 0

Answer:the answer is 44.50

Step-by-step explanation:

since the right answer worth more than the wrong then you have to put 89 divide by 2 because two is how much point the correct answer worth.

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Sample space
jasenka [17]

Considering it's concept, it is found that the number of outcomes in the sample space is of 9.

<h3>What is the sample space of an experiment?</h3>

The sample space is the <u>set that contains all possible outcomes for an experiment</u>.

In this problem, there are 2 trials, each with 3 possible outcomes(red, blue or green), hence the <u>number of possible outcomes</u> is given by:

N = 3² = 9.

More can be learned about sample spaces at brainly.com/question/25861936

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5 0
2 years ago
What is the answer to the problem (m-3)(-10)
OverLord2011 [107]

The answer is -10m + 30




8 0
3 years ago
Find the area of the trapezoid below
ki77a [65]
The total are is 828 cm
5 0
2 years ago
Given -8(x-3)=-32 prove x=7
AleksAgata [21]

Step-by-step explanation:

Plug x in :

-8(7-3) = -32

Distribute :

-56 - (-24) = -32

Subtract :

-32 = -32

7 0
3 years ago
The Hendricksons are in charge of bringing treats for 5050 football players. They brought 33 coolers of popsicles and 22 coolers
antiseptic1488 [7]

Answer:

D) There will be close to 3030 football players but probably not exactly 3030 football players who get a popsicle.

Step-by-step explanation:

We know that the Hendricksons are in charge of bringing treats for 5050 football players.  

They brought 33 coolers of popsicles and 22 coolers of ice cream sandwiches. Each player is going to randomly select a cooler from which to get their treat.

 

We conclude that:

D) There will be close to 3030 football players but probably not exactly 3030 football players who get a popsicle.

7 0
2 years ago
Read 2 more answers
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