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otez555 [7]
3 years ago
9

Solve for "r": 4/3πr^3 = V

Mathematics
1 answer:
boyakko [2]3 years ago
8 0
\frac{4}{3} \pi r^3=V
\\
\\4\pi r^3=3V
\\
\\ r^3= \frac{3V}{4\pi}
\\
\\r= \sqrt[3]{\frac{3V}{4\pi}}
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72 kilograms equals how many pounds
liraira [26]
1 kilogram = 2.20426 pounds

72 kilograms = ?? pounds

To find out how many pounds 72 kilograms equals to, just multiply 72 by 2.20462.

72* 2.20462 = 158.73264

72 kilograms = 158.73264 pounds
4 0
3 years ago
There are 60 seats on a train. 6 of the seats are empty. What percentage of the seats on the train are empty?
sergij07 [2.7K]

Answer:

10%

Step-by-step explanation:

  1. Set up a proportion: \frac{6}{60} = \frac{x}{100}  
  2. Cross multiply, then divide: 6 × 100 = 600, 600 ÷ 60 = 10
  3. 10/100 = 10%

I hope this helps!

6 0
2 years ago
Which of the following is a continuous random variable?
Nikolay [14]
<h3>Answer: B) The time to complete a specific task.</h3>

For any two different time values, it is possible to find the midpoint or average of them. For instance, if it takes 10 minutes to do the task on Monday, and then 11 minutes to do the task on Tuesday, then it takes (10+11)/2 = 21/2 = 11.5 minutes to do the task on average. Because we are able to find a midpoint like this, and a decimal midpoint makes sense, this means time is a continuous variable.

In contrast, the number of new hires must be a whole number. If we had 10 hires on Monday and 11 hires on Tuesday, then it doesn't make sense to say we hired 11.5 people. So choice A is ruled out. Similar situations play out with choices C and D, which is why we can rule those out too. Choices A, C and D are discrete variables.

4 0
3 years ago
Sales-Related and Purchase-Related Transactions Using Perpetual Inventory System
dangina [55]

Answer:

im not reading all of that

Step-by-step explanation:

6 0
2 years ago
Part A). Emily participates in a trivia quiz show. In each round, 20 points are awarded for a correct answer and 10 points are d
rosijanka [135]

Answer

A. -30 points

B. 60 points

Step-by-step explanation:

20 points for correct answer and 10 points deducted for wrong answer

Each deduction is -10 while each correct answer gives + 20

4 questions correctly and 11 incorrectly

= 4(20) + 11(-10)

= 80-110 = -30 points

Second round

7 correct, 8 incorrect

= 7(20) - 8(10)

= 140-80 = 60 points

4 0
3 years ago
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