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Mrrafil [7]
3 years ago
14

25 points T a classroom there are 15 men and 3 women. If teams of 4 members are formed and X is the random variable of the numbe

r of men in the team. a. Provide the probability function for X. X f(x) b. What is the expected number of men in a team?
Mathematics
1 answer:
Zepler [3.9K]3 years ago
6 0
I’m sorry i don’t know the answer
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35% of the original price of a phone is £78 what was the original price ?
Yakvenalex [24]

Answer:

222.86

Step-by-step explanation:

<h2><u>in order to solve this question you can create an equation :</u></h2>

35% * x = 78

where x is the original amount

in order to get x , you have to say :

78/ 35% = x

hence x = 222.8571...

to 2dp = 222.86

4 0
3 years ago
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Which of these points is closest to the point (7,1)?
xz_007 [3.2K]

Answer:

6,7

Step-by-step explanation:

8 0
3 years ago
Question: which of the following is equal to -7?
evablogger [386]

Answer:

-2-5

Step-by-step explanation:

-2-5   = -7

2-5  -3

-5+2 = -3

5+(-2) = -3

7 0
3 years ago
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A batch of cookies requires 1 1/2 of sugar. How many batches can Ty make with 7 and 1/2 cups of sugar
Leni [432]
1 1/2 = 3/2. 7 1/2 = 15/2

15/2 divided by 3/2 = 5 batches of cookies
8 0
3 years ago
A scale drawing of an automobile has a scale of 1 in.
Paul [167]
The correct question in the attached figure

we know that
the scale is 1 in (scale drawing)= (1/2) foot (actual)-----> 1/(1/2)=2 in/ft
[scale]=[scale drawing]/[actual]
then
[scale drawing]=[scale]*[actual]
therefore
for  <span>actual width of the car  8 ft
</span>[scale drawing]=[2 in/ft]*[8 ft]=16 in
<span>
the answer is 16 in
</span><span>
</span>

5 0
3 years ago
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