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enyata [817]
3 years ago
11

There are nine squares in a 3 x 3 square grid. Four of them will be painted white, how many will be painted black?

Mathematics
1 answer:
amid [387]3 years ago
5 0

Answer:

5 squares will be painted black.

Step-by-step explanation:

There are 9 squares, and 4 of them will be painted white, so that means that the remaining squares will be painted black. 9-4=5, so 5 squares will be painted black.

Hope this helped! :)

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Easy questions pls help (question in picture)
lisabon 2012 [21]

Answer:

1. P= 80

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2. x= 5/3

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-9/5 / -27/25 --- -9/5 x -25/27

3. -300

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4. 120

84x100/70

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6 0
3 years ago
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I need help on this please.
Pachacha [2.7K]

Answer:

Write in the box :....

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8 0
2 years ago
The median age of the U.S. population in 1980 was 30.0 years. In 1991, the median age was 33.1 years.
ioda

Answer:

a. Life span increased

b. The median age could rise because of the improvement in medical technology. Also more advertisement of healthier life styles, such as eating healthy could have increase the median age.

c. No because this just shows the increase in life span not the decrease in children.

Step-by-step explanation:

a. more people on average lived longer lives. (explanation)

b. self explanatory I guess, my answer pretty much explained it.

c. life span of US citizens does not effect the children population. I guess you could say people lived longer lives to have more children, so possibly the number of children could have increased.

8 0
3 years ago
What point lies in quadrant III
GaryK [48]

Answer:

(-3,-5)

Step-by-step explanation:

Quadrant III is on the bottom left corner.

4 0
3 years ago
If David walks 1/2 mile in 1/4 hour, then how fast does David walk in one hour? ( In other words what is Davids unit rate?)
Oksanka [162]
1/2 mile   in  1/4   hour    |just  multiply by 4

4 * 1/2  miles  in  4 * 1/4  hour 

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