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ozzi
3 years ago
5

PLEASE HELP WILL GIVE THE FIRST PERSON TO ANSWER BRAINLIEST!! In a target shooting contest, contestants receive 5 points for hit

ting a red target and 10 points for
hitting a blue target. If Tom scores a total of 135 points with 20 shots, how many red targets did he
hit?
Mathematics
2 answers:
vekshin13 years ago
5 0

Answer:

Tom hit 13 red targets!

Step-by-step explanation:

Mashcka [7]3 years ago
4 0

Answer:

let hitting the red target bey x and blue target be y

then

5x+10y = 135

again

x+y=20

y=20-x

substituting the of y in above equation

5x + 10(20-x) = 135

5x+200-10x = 135

5x= 65

x= 13 answer

Step-by-step explanation:

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A cone shaped paper water cup has a height of 12 cm and a radius of 6 cm. If the cup is filled with water to half its height, wh
monitta

Answer:

The portion of the volume of the cup that is filled with water is \frac{1}{8}

Step-by-step explanation:

step 1

Find the volume of the paper water cup

The volume of the cone is equal to

V=\frac{1}{3}\pi r^{2}h

we have

r=6\ cm

h=12\ cm

substitute

V=\frac{1}{3}\pi (6)^{2}(12)

V=144\pi\ cm^{3}

step 2

If the cup is filled with water to half its height, find out what portion of the volume of the cup is filled with water

Remember that

If two figures are similar, then the ratio of its volumes is equal to the scale factor elevated to the cube

In this problem the similar cone has half the height of the complete cone

so

The scale factor is equal to 1/2

therefore

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V=(1/2)^{3}(144\pi)=(1/8)144\pi\ cm^{3}

therefore

The portion of the volume of the cup that is filled with water is

\frac{1}{8}

8 0
3 years ago
Read 2 more answers
Identify the rule for the pattern below which is 5,10,8,13,11,16,14,19,17,22
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Answer:

Step-by-step explanation:

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Answer:

Hope It Help

Step-by-step explanation:

<em>Brainliest </em><em>please</em>

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Answer:

answer is 1/3



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