For 7 days keep track of the number of pieces of mail you receive at your home.

Mathematics

2 answers:

Sav [38]3 years ago

7 0

Answer:

Step-by-step explanation:

the Answer is B: Z

torisob [31]3 years ago

3 0

The pattern is that everyday you get 4 more. In other words, everyday you increase by 4.
Example: 0-4, and 5-9, you can see that you add 4 more to get from 0 to 4 or add 4 more to get from 5 to 9

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The bar diagram represents 24 hours in one day and shows a mark at 30%If you sleep 30% of the day, how many hours do you sleep?

horrorfan [7]

Let:

100%---------------->24h

30%------------------>xh

Using cross multiplication:

$\begin{gathered} \frac{100}{30}=\frac{24}{x} \\ solve_{\text{ }}for_{\text{ }}x\colon \\ x=\frac{30\cdot24}{100} \\ x=\frac{720}{100}=7.2h \end{gathered}$

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1 year ago

The surface area of a cube is 24 square inches.<br> What is the side length of the cube?

Alex777 [14]

Answer:

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Step-by-step explanation:

A cube has 6 faces. Therefore, each face is 4 square inches. (24/6) The side length of the square (face of the cube) is the square root of the area. The square root of 4 is 2. There is your answer :)

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3 years ago

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vichka [17]

Answer:

12 is answer

Step-by-step explanation:

17+12=39

6 0

3 years ago

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