3 years ago

6. Which of the following is a continuous random variable:

Mathematics

1 answer:

Alekssandra [29.7K]3 years ago

3 0

Answer:

Step-by-step explanation:

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Write an equation of the line that is parallel to 5x + 20y = 10 and passes through the point (8, 3).

Serga [27]

20y=-5x+10
y=-1/4x+1/2
y-3=-1/4(x-8)
y-3=-1/4x+2
d. y = -1/4x + 5

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3 years ago

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If each pound of beef costs $3.69, how much does 2 pounds cost? Round to the nearest cent.

Kryger [21]

Answer: Two pounds of beef costs $7.38.

Step-by-step explanation:

Multiply the cost for one pound by the amount of pounds you need.

$3.69×2=$7.38

I hope this helps!!

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2 years ago

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.-- .... .- - .. ... ..--- .-.-. ..--- ..--..

Andrej [43]

Oh so easy!

The answer is 4!

The question is

WHAT IS 2+2?

It's written in morse code! I used to study it! :)

7 0

2 years ago

Rhian sat a math test and an english test.In the maths test she scored 14 out of 17.In the english test she scored 31 out of 39.

Dvinal [7]

Answer:

The maths test

Step-by-step explanation:

If you convert both of the results to percentage,

Maths:

$\frac{14}{17} \times 100 = 82\%$

English:

$\frac{31}{39} \times 100 = 79\%$

You'll see that she scored better in the maths test.

4 0

3 years ago

Given that <img src="https://tex.z-dn.net/?f=2%5Ex" id="TexFormula1" title="2^x" alt="2^x" align="absmiddle" class="latex-formul

sweet-ann [11.9K]

Answer:

$\dfrac{49}{4} = 12.25$

Step-by-step explanation:

$4^{x-1} =$

$= (2^2)^{x - 1}$

$= 2^{2(x - 1)}$

$= 2^{2x - 2}$

$= 2^{x + x - 2}$

$= 2^x \times 2^x \times 2^{-2}$

$= 7 \times 7 \times \dfrac{1}{2^2}$

$= \dfrac{49}{4} = 12.25$

7 0

3 years ago