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Anit [1.1K]
3 years ago
15

I need help for question 2 a,b,c help please!

Mathematics
1 answer:
Lina20 [59]3 years ago
8 0
A. since its is 50 pupils out of 200 the percentage would be 25%
b. since 20/200 would represent the 20 pupils, you would simplify that which would give you 1/10 as your answer
c. in order to find this you would do 0.45 times 200 which gives you 90 which means 90 pupils liked tennis.
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Can you help me with this question please!​
Crazy boy [7]

Answer:

so the first one i think is 1 and the second one is 4

Step-by-step explanation:

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3 years ago
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I bought 10 piece chicken nuggets (400 calories) I ate 8 and left the 2 how much calories did I consume???
aivan3 [116]
400 divided by 10 is 40
Then you multiply 8 by 40 because you ate ate chicken nuggets
You should get 320
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4 years ago
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Which of the following must be true to prove triangle ABC = ~ triangle DEF by the AAS theorem? I need help to understand this, c
Snezhnost [94]
I think its a! If i am correct
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3 years ago
The length of a rectangular room is 8 feet more than twice the width. If takes perimeter of the room is 124 feet, what are its d
Vlad1618 [11]

Hey there! I'm happy to help!

Let's call the length and width L and W respectively.

L=2W+8

2W+2L=124

We plug our value of L into the second equation and solve for W.

2W+2(2W+8)=124

We undo the parentheses with the distributive property.

2W+4W+16=124

Combine like terms.

6W+16=124

Subtract 16 from both sides.

6W=108

Divide both sides by 6.

W=18

We plug this W value into the first equation to solve for L.

L=2(18)+8

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L=44

So, the length is 44 feet and the width is 18 feet.

Have a wonderful day! :D

8 0
3 years ago
Solve 2(1 – x) &gt; 2x<br> this is my question for algebra
Rudik [331]

To solve this, you need to isolate/get the variable "x" by itself in the inequality:

2(1 - x) > 2x     Divide 2 on both sides

\frac{2(1-x)}{2} >\frac{2x}{2}

1 - x > x     Add x on both sides to get "x" on one side of the inequality

1 - x + x > x + x

1 > 2x        Divide 2 on both sides to get "x" by itself

\frac{1}{2} >x  or  x     (x is any number less than 1/2)

[Another way you could've solved it]

2(1 - x) > 2x     Distribute 2 into (1 - x)

(2)1 + (2)(-x) > 2x

2 - 2x > 2x      Add 2x on both sides

2 - 2x + 2x > 2x + 2x

2 > 4x    Divide 4 on both sides to get "x" by itself

\frac{2}{4} >\frac{4x}{4}

\frac{1}{2} >x

6 0
3 years ago
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