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masha68 [24]
4 years ago
14

the counter on a tape recorder registers 520 after the recorder has been running for 20 minutes. what would the counter register

after half an hour?
Mathematics
1 answer:
valkas [14]4 years ago
8 0
The answer would be 1,560

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34,000 people attended a ballgame at a stadium that offers two kind of seats: general admission and reserved. The day's receipts
hoa [83]

Answer:

The number of people who paid $ 12 for reserved seat is 5,000

The number of people who paid $ 4 for general seat is 29,000  

Step-by-step explanation:

Given as :

The total number of people attending a ballgame = 34,000

The total receipt of the ticket's seat = $ 176,000

The amount pad for reserved seat = $ 12

The amount paid for general admission = $ 4

Let The number of people for reserved seat = r

And The number of people for general admission = g

Now, According to question

The total number of people attending a ballgame =  The number of people for reserved seat + The number of people for general admission

or, r + g = 34,000           ...........1

The total receipt of the ticket's seat = The amount pad for reserved seat × The number of people for reserved seat + The amount paid for general admission × The number of people for general admission

Or, $ 12 × r + $  ×4 g = $ 176,000           .........2

or, $ 12 × ( r + g ) = $ 12 × 34000

Or, $ 12 r + $ 12 g = $ 408,000

Solving equation

( $ 12 r + $ 12 g ) - ($ 12 r + $ 4 g ) = $ 408,000 - $ 176,000

Or, ( $ 12 r - $ 12 r ) + ( $ 12 g - $ 4 g ) = $ 232,000

Or 0 + 8 g = 232,000

∴  g = \frac{232000}{8}

I.e g = 29,000

So , The number of people for general admission = g = 29,000

Put the value of g in Eq 1

I.e  r + g = 34,000  

or , r = 34,000 - g

∴  r = 34000 - 29000

I.e r = 5,000

So, The number of people for reserved seat = r = 5,000

Hence The number of people who paid $ 12 for reserved seat is 5,000

And The number of people who paid $ 4 for general seat is 29,000  Answer

6 0
3 years ago
Eat For 10 Hours. Fast For 14. This Daily Habit Prompts Weight Loss, Study Finds This is the title of an NPR article about a 201
Bingel [31]

Answer:

Step-by-step explanation:

The parameter in this hypothesis test describes the entire population. So in this test, the parameter is looking into the summary number for instance like an average of all overweights who after undergoing this pattern/daily habits exhibits weight loss.

7 0
3 years ago
Find the volume of the figure. Round to 3 decimal places.
Digiron [165]

Answer:

v= 360

Step-by-step explanation:

v= ( l w h) / 3

v= ( 12 * 6  * 15 ) / 3

v = 1080/ 3

v=360

( happy to help) :)

can i get brainliest.  

5 0
3 years ago
Solve for x.<br> (x+2)^2=7+2x
Kitty [74]
I can help your answer is x =1, x = -3
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3 years ago
Which statement describes the end behavior of the exponential function f(x) = 2x – 3?
Shtirlitz [24]

The correct answer is a. for very high x-values, f(x) moves towards positive infinity.


This can always be determined by two factors.

1) is it linear or something else?

2) Is the lead coefficient positive or negative.


In this case, since the x is not being raised to a power or is not raised to a power itself, we know that there are no asymptotes. That takes care of #1 for us.


As for #2, since the coefficient of x (which is the highest power here) is positive, that means it continues to get bigger. If it were negative it would be the opposite. So, the correct answer is that as x gets bigger, f(x) moves towards positive infinity.

6 0
3 years ago
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