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3 years ago

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The dot plot below shows the number of students on a classroom honor roll for one or more weeks. According to the dot plot how m

any students were on the classroom honor roll of 5 or more weeks

1 answer:

d1i1m1o1n [39]3 years ago

5 0

Three times more of the week were plotted

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Find the value of x. The diagram is not to scale

Svetllana [295]

Answer:B-70

Step-by-step explanation:

from the figure, In $\triangle ABC\ \text{and}\ \triangle ADE$

$\Rightarrow \dfrac{45}{45}=\dfrac{24}{24}\\\Rightarrow \dfrac{1}{1}=\dfrac{1}{1}$

$\therefore \text{two triangles are similar}$

Thus we can write

$\Rightarrow \dfrac{35}{x}=\dfrac{45}{45+45}\\\\\Rightarrow x=35\times \dfrac{90}{45}=35\times 2=70$

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Step-by-step explanation:

If the delivery charge is $10 for any number of board feet ordered.

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3 years ago

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Step-by-step explanation:

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the answer for this question is ( d)

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