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Feliz [49]
3 years ago
11

A small class has 9 students, 3 of whom are girls and 6 of whom are boys. The teacher is going to choose two of the students at

random. What is the probability that the teacher will choose two girls ?Write your answer as a fraction in simplest form.
Mathematics
1 answer:
Free_Kalibri [48]3 years ago
4 0

Answer:

Probability that the first student chosen will be a boy is 6/9 (0.66%)

Probability that the second student chosen will be a girl is 3/8 (0.37%)

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A local middle school adopted a policy for school uniforms. Students can wear black pants or tan pants. They can wear a yellow s
ValentinkaMS [17]
The answer is 8 because you have black and tan pants so 2 pairs and then a green, red, white, and yellow shirt sooooo you have 4 choices of shirts to pair with your pants. So 2•4=8
5 0
3 years ago
At an amusement park , the cost of 3 adult tickets and 4 children’s ticket is $126.50 another customer paid $120.50 for 2 adult
KonstantinChe [14]

Answer:

1 Adult ticket=$21.50 ; 1 Children ticket=$15.50

Step-by-step explanation:

3A+4C=126.50

2A+5C=120.50

We find the price of adult tickets 1st.

15A+20C=632.5

8A+20C=482

7A=632.5-482=150.5

1A=21.50

Now we find Children ticket

6A+8C=253

6A+15C=361.50

7C=108.50

1C=15.50

4 0
3 years ago
Find the common difference of the arithmetic sequence -19, -16, -13, ...
Yuliya22 [10]

Answer:

d= +3

Step-by-step explanation:

1st term = -19

2nd term = -16

d = 2nd - 1st

d= -16-(-19)

d = +3

4 0
3 years ago
What does x=??? hurry!!
elena-s [515]

Answer:

17 degrees.

There is a right angle and we know that is 90 degrees. 73 degrees has a vertical angle which is 73 degrees. The opposite vertical angle adds up to another angle which gives you 90. Subtract 73 from 90 and you get 17.

4 0
3 years ago
127X12 <br> I need to know this on paper no calculator for the test!!!!!!
amm1812
The answer is to 12 x 12 is 1,524
3 0
2 years ago
Read 2 more answers
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