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Reptile [31]
3 years ago
13

15-12 + 4(3) = 15-12-12 15-1 14

Mathematics
2 answers:
MissTica3 years ago
7 0

Answer:

9

Step-by-step explanation:

irina [24]3 years ago
7 0

Answer:

15

Step-by-step explanation:

15-12+4(3)

15-12+12

3+12

15

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Which of the following random variables should be considered continuous? Select one: a. The number of cars owned by a randomly c
kolbaska11 [484]

The Random Variable that should be considered continuous is "The time it takes for a randomly chosen athlete to run 200 meters" , the correct option is (c) .

In the question ,

four random variables are given , we have to select the random variable that is continuous .

A Continuous Random Variable is a random variable X , which can take any value in its domain or in an interval or the union of intervals on the real line is called Continuous random variable .

For Example : weight of middle aged people lying between 40 Kg and 150 Kg .

From the given options ,

the option (c) , the time taken for a randomly chosen athlete to run 200 meters is a interval of time ,

So ,it is can be called as Continuous Random Variable .

Therefore , the option that represents Continuous Random Variable is option(c) .

The given question is incomplete , the complete question is

Which of the following random variables should be considered continuous ? Select one:

(a) The number of cars owned by a randomly chosen adult male

(b) The number of orders received by a mail-order company in a randomly chosen week

(c) The time it takes for a randomly chosen athlete to run 200 meters  

(d) The numbers of brothers a randomly chosen person has .

Learn more about Continuous Random Variable here

brainly.com/question/17238189

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3 0
1 year ago
Members of the band sold 1150 worth of packages of pens and markers. They sold a total of 310 packages, including 10 more packag
gayaneshka [121]

Answer:

Each package of pen costs 2.5

Each package of marker costs 5

Step-by-step explanation:

Please refer to the attached image for explanations

3 0
3 years ago
A number is 6 greater than 1\2 another number. If the sum of the numbers is 21,find the numbers.
Lemur [1.5K]
Let 1 number equal x
<span>Let the other number equal 1/2x + 6

x + (1/2x + 6) =21
1 & 1/2 x + 6 =21
1 & 1/2 x =15
</span>
5 0
3 years ago
Estimate the difference: 3 2/5 - 5/8
svet-max [94.6K]

Answer: 3

Step-by-step explanation: Half of 5 is 2.5 so 3 2/5 will be estimated to a 3 1/2 and 5/8 is very close to 4 which is half of 8. so 5/8 will be estimated to 1/2! Both of them subtracted is gonna be 3 because 1/2 - 1/2 is 0!

Have a great day!

5 0
2 years ago
The diagram shows a triangle.<br><br> What is the value of w?
svet-max [94.6K]
Remember that the angles in a triangle add to 180 degrees. So, to solve, you add the two angles you have and subtract that difference from 180.
3 0
2 years ago
Read 2 more answers
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