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ad-work [718]
2 years ago
8

four seniors and six juniors are competing for four places on a quiz bowl team. what is the approximate probability that all fou

r seniors will be chosen at random ?
Mathematics
2 answers:
12345 [234]2 years ago
6 0
The answer is 4 out of 10
uranmaximum [27]2 years ago
3 0

Answer:

The probability is:

                      4/10

Step-by-step explanation:

We are given:

four seniors and six juniors.

Number of seniors=4

Total number of people=10 ( since 6+4=10)

We are asked to fill four places on a quiz bowl team.

We are asked to find the probability that all four seniors will be chosen at random.

The probability is calculated as:

Ratio of the number of seniors to the total number of people.

            Hence, the probability is:

                                4/10

                       

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HELP PLZZZZZZZZZZZZZZZ
Trava [24]

Answer:

False

Step-by-step explanation:

HL - hypotenuse - leg.

It can be only used for right triangles.

3 0
2 years ago
What single percentage change is equivalent to a 11% decrease followed by a 13% decrease?​
Sunny_sXe [5.5K]

Answer: its 22.57%

Step-by-step explanation:

I got it wrong on hegarty so I could show you the answer since your an army lol

5 0
2 years ago
What is the answer to this equation <br> 3 3/7 + 4 5/7=
aksik [14]
Conversion a mixed number 3 3
7
to a improper fraction: 3 3/7 = 3 3
7
= 3 · 7 + 3
7
= 21 + 3
7
= 24
7


To find new numerator:
a) Multiply the whole number 3 by the denominator 7. Whole number 3 equally 3 * 7
7
= 21
7

b) Add the answer from previous step 21 to the numerator 3. New numerator is 21 + 3 = 24
c) Write previous answer (new numerator 24) over the denominator 7.

Three and three sevenths is twenty-four sevenths
Conversion a mixed number 4 5
7
to a improper fraction: 4 5/7 = 4 5
7
= 4 · 7 + 5
7
= 28 + 5
7
= 33
7


To find new numerator:
a) Multiply the whole number 4 by the denominator 7. Whole number 4 equally 4 * 7
7
= 28
7

b) Add the answer from previous step 28 to the numerator 5. New numerator is 28 + 5 = 33
c) Write previous answer (new numerator 33) over the denominator 7.

Four and five sevenths is thirty-three sevenths
Add: 24
7
+ 33
7
= 24 + 33
7
= 57
7

For adding, subtracting, and comparing fractions, it is suitable to adjust both fractions to a common (equal, identical) denominator. The common denominator you can calculate as the least common multiple of the both denominators - LCM(7, 7) = 7. In practice, it is enough to find the common denominator (not necessarily the lowest) by multiplying the denominators: 7 × 7 = 49. In the next intermediate step the fraction result cannot be further simplified by cancelling.
In words - twenty-four sevenths plus thirty-three sevenths = fifty-seven sevenths.
7 0
3 years ago
Read 2 more answers
Which of the following ordered pairs is a solution to the equation 2x+6y=−6 ?
pogonyaev
(-3, 2)         -6+12=-6
(3, -2)          6-12=-6
6 0
2 years ago
Slope of line y = -2x+ 4
Fofino [41]

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-2

Step-by-step explanation:

The equation of a line in slope intercept form is

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y = -2x+4

The slope is -2 and the y intercept is 4

3 0
3 years ago
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