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mr_godi [17]
3 years ago
9

A collector has 90 movie posters and 50 band posters. She wants to sell 27 movie posters but still have her poster collection ma

intain the same ratio of 90:50. If she sells 27 movie posters, how many band posters should she sell? Complete the explanation to find out how many band posters she should sell.
Mathematics
1 answer:
3241004551 [841]3 years ago
4 0

Answer:

16

Step-by-step explanation:

90/27 = 3

50/3 = 16

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Answer:

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Step-by-step explanation:

x4+28+584+-4847-+6384

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4 0
2 years ago
One stack has 6 cups, and its height is 15 cm. The other one has 12 cups, and its height is 23 cm. How many cups are needed for
Ronch [10]

Answer:

Given

Number of stacks = 2

Stack 1 = 6 cups; h1 = 15cm

Stack 2 = 12 cups; h2 = 23cm

Let's first find the average:

With an average of 4/3, to obtain the number of cups needed to obtain a height of 50m, we have:

50 / (4/3)

= 50 * 3/4

= 150/4

= 37.5

From the answer, we can see that the number of cups is not really proportional to the height of the stack, because the average of stack one and stack 2 are different.

Step-by-step explanation:

7 0
3 years ago
Ignore the answer i clicked on, i did not mean to click it
hjlf

Answer:

<h2><u><em>20√2</em></u></h2>

Step-by-step explanation:

The diagonal of a square is given as, √2 × side. Rearranging this formula to calculate the side of the square, we get, side = diagonal/√2 = (√2 × diagonal)/2 . Thus, the perimeter of the square can be calculated using the formula, P = 2√2 × diagonal.

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3 0
1 year ago
A geometric sequence is shown below.
mestny [16]

Answer:

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It means, option (B) should be true.

Step-by-step explanation:

Given the geometric sequence

-\frac{1}{2},\:-2,\:-8,\:-32,...

A geometric sequence has a constant ratio, denoted by 'r', and is defined by

f_n=f_1\cdot r^{n-1}

Determining the common ratios of all the adjacent terms

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As the ratio is the same, so

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Given that f₁ = -1/2

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f_n=f_1\cdot r^{n-1}

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Thus, an explicit representation for the nth term of the sequence:

f_n=-\frac{1}{2}\cdot \:4^{n-1}

It means, option (B) should be true.

8 0
2 years ago
Write an equation that expresses the following relationship. w varies directly with u and inversely with d In your equation, use
Elena L [17]

Step-by-step explanation:

solution.

if variable d increases then w reduces

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therefore w=k.u/d

5 0
2 years ago
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