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guapka [62]
4 years ago
12

A survey of one class at Pioneer Middle School found that 20 out of 30 students would spend $12 for a school t-shirt Suppose the

re are 600 students in the school how many students do you predict would spend $12 for a school t-shirt
Mathematics
2 answers:
olchik [2.2K]4 years ago
7 0

Answer:

The answer is 400

Step-by-step explanation:


Virty [35]4 years ago
4 0
\frac{20}{30} = \frac{x}{600}
600/30=20.
20*20=400.
Your answer is 400.
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20)
ivolga24 [154]

Answer:

0 & 1

Step-by-step explanation:

3(1 + x) < x + 6

Distribute

3x+3 < x+6

Subtract x from each side

3x+3-x < x+6-x

2x+3 <6

Subtract 3 from each side

2x+3-3 <6-3

2x <3

Divide each side by 2

2x/2 <3/2

x <3/2

3 0
3 years ago
If another line is parallel to the line shown on the graph, what must be its slope?
IceJOKER [234]
The slope would be c, vertical line is 0
8 0
3 years ago
Read 2 more answers
The ratio of dogs to cats is 3 to 8. if there are 294 dogs, how many cats are there?
taurus [48]

Answer:

784 cats      Yikes !

Step-by-step explanation:

d/c = 3/8  

              3/8 = 294/c

                        c = 294 * 8/3 = 784 cats

8 0
2 years ago
5. Cost to store: $65<br> Markup: ?<br> Selling price: $91
makvit [3.9K]

Answer:

40 %

Step-by-step explanation:

the difference between cost and selling price:

91 - 65 = 26

Find the percentage:

26/65 = 0.4 --> 40%

Markup = 40%

Hope this answer helps you :)

Have a great day

Mark brainliest

5 0
3 years ago
The equation of line CD is (y−3) = − 2 (x − 4). What is the slope of a line perpendicular to line CD? (4 points) negative 1 over
jonny [76]

Answer:

answer 1/2

Step-by-step explanation:

y-3=-2(x-4)

y-3=-2x+8

y=-2x+11

y=mx+c

m= slope which is -2

because it perpendicular It became 1/2

7 0
3 years ago
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