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2 years ago

10

Paul placed black and white square tiles on a rectangular floor using the pattern shown below. If the entire floor measures 9 fe

et by 12 feet, what is the total number of black tiles that Paul used?

1 answer:

mote1985 [20]2 years ago

5 0

you have to show the pattern

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A middle school has 470 students. Regina surveys a random sample of 40 students and finds that 28 have cell phones. How many stu

Dmitry [639]

So from that i think the formula would be
$\frac{x}{470} = \frac{28}{40}$
so then you find "x" by multiplying 470 x 28 which equals 13,160. Then you divide 13,160 by 40 which equals 329.
X=329
329 students are likely to have phones

4 0

3 years ago

Read 2 more answers

Find the slope of the line that passes through<br> (10, 1) and (5,2)<br> -5<br> -1/5<br> 1/5<br> 5

rusak2 [61]

Answer:

-1/5 I believe, since you go down one and to the right by 5.

7 0

3 years ago

A store is having a 25•/• off sale on all shirts. show two ways to calculate the sale price for a shirt that normally costs $24.

tia_tia [17]

24 x .25 is 6, so 24 - 6 is $18.00.

I don't know another way sorry.

3 0

3 years ago

Read 2 more answers

Please help! Need ASAP

pantera1 [17]

Answer:

nobody gonna answer this for 5 points. you have to put 1 question for each 5 points

8 0

3 years ago

The answer, and work shown.

hoa [83]

Slope= 1/2
Y intercept= (0,2)

Explanation:
Slope-intercept form is y=mx+b
-2x+4y=8
-8-2x=-4y
Divide by -4
2+1/2x=y

Y=1/2x+2

5 0

3 years ago