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Lilit [14]
3 years ago
15

Please answer correctly !!!!!!!!!!! Will Mark Brianliest !!!!!!!!!!! Explain well !!!!!!!!!!!!!

Mathematics
2 answers:
RideAnS [48]3 years ago
6 0

Answer:

Solution B is incorrect

Step-by-step explanation:

It is incorrect because 0.5 x 47 = 23.5

But BC equals 23.

For Solution A, it is correct because 0.5 divided by 47 = 94.

That is one solution in finding BC.

Therefore, solution A is correct and solution B is incorrect.

Hope it helped!

FrozenT [24]3 years ago
4 0

Answer:

solution b is incorrect, they did multiplication wrong

Step-by-step explanation:

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32.5% of what is 12.48?
Agata [3.3K]
Percent is the amount of something in a whole per amount of the whole times 100. To solve for this problem, we write an expression and assign x as the number that represents the number where 32.5% is equal to 12.48.

(32.5/100)x = 12.48
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7 0
4 years ago
explain why the conversion ratios used between the SI and imperial systems are not nice, round numbers like those used to conver
Lady_Fox [76]
Because within each system, units are defined in terms of others in the same system using nice round numbers, but no unit in either system is defined in terms of a unit in the other system. The one exception is the unit of time, and there, the relationship is a nice round number: 1 metric second = 1 imperial second.
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3 years ago
Please help and please tell me how to solve
LenaWriter [7]

Answer:

150

Step-by-step explanation:

the line by itself is 180 degrees so 180-30

3 0
3 years ago
Find the thirteenth term of an arithmetic sequence if the first term is 3 and the common difference is 3
lesya692 [45]

Answer:

39

Step-by-step explanation:

Formula for the nth term (an) = a1 + d(n - 1)  where a1 = the first term and d = common difference.

So here the 13th term = 3 + 3(13 - 1)

= 3 + 3*12

= 39  (answer).

8 0
3 years ago
The function c ( x ) = 63 ⋅ ( 1.03 ) x models the cost in dollars, c , of 1 ounce of a certain chemical used in a laboratory. x
nordsb [41]

9514 1404 393

Answer:

  increase

Step-by-step explanation:

Your cost function appears to be an exponential function of the form ...

  c(x) = (initial cost)·(growth factor)^x

When the growth factor (1.03) is greater than 1, it means the exponential function is increasing with x (time).

The cost function increases with time.

6 0
3 years ago
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