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Dimas [21]
3 years ago
14

A three-person committee is chosen at random from a group of 8. How many different committees are possible?

Mathematics
1 answer:
Jobisdone [24]3 years ago
8 0
8x7x6 = 336. There are 8 possible options for slot 1, then 7 for 2, and 6 for the last slot.
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Evaluate this expression if r = 2, t = -7, and u = -5<br> 3(r+u)
andreev551 [17]

Answer:

the answer is -9

Step-by-step explanation:

3(2 - 5)

6 - 15

-9

4 0
3 years ago
Read 2 more answers
H
tigry1 [53]

Answer:

4448 feet²

Step-by-step explanation:

Using the formula A = 2((l)x(w) + (l)x(h) + (w)x(h)) we can take the length, width and height and plug them in. A = 2(44x21 + 44x20 + 21x20), solving this equation we get 4448 feet^{2}.

8 0
2 years ago
36 in the ratio of 2:3:4
Viefleur [7K]
The ratio of three numbers are 2:3:4.

Let the rational between the three numbers be x, hence the three numbers be 2x, 3x,and 4x.


If their average is 36, what are the numbers

We know the average = sum of the numbers / no. Of numbers.

(2x+3x+4x) /3=36

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X= 12

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Answer the three number are 24, 36, and 48.



HOPE THIS HELP!!
5 0
3 years ago
Factor Trinomials:
notka56 [123]

Answer:

1. 2(x+2)(x+5)

2. 8(x+4)^{2}

Step-by-step explanation:

<u>Problem #1:</u>

1. Find the GCF (Greatest Common Factor)

GCF = 2

2. Factor out the GCF and simplify.

2(x^{2} +7x+10)

3. Factor x^{2} +7x+10

<u>Which two numbers add up to 7 and multiply to 10?</u>

2 and 5

<u>Rewrite the expression using the above.</u>

(x+2)(x+5)

4. Done!

2(x+2)(x+5)

<u>Problem #2:</u>

1. Find the GCF (Greatest Common Factor)

GCF=8

2. Factor out the GCF and simplify.

8(x^{2} +8x+16)

3. Use the perfect square formula. a^{2} +2ab+b^{2} =(a+b)^{2}

a = x\\b=4

(x+4)^{2}

4. Done!

8(x+4)^{2}

8 0
2 years ago
annie adds 2 spoonfuls of sugar to her tea and sophie adds 3 spoonfuls to her tea. If one spoonful is 4 grams of sugar and a a c
Tresset [83]

240%

Step-by-step explanation:

if there is 240 grams  then you just put a percent sing but are you asking What is the percentage of sugar in each cup? by spoons?

3 0
3 years ago
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