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elixir [45]
3 years ago
14

Determine whether the following sample may be biased and explain.

Mathematics
1 answer:
Alex3 years ago
7 0
I think it is C., since they are not a group of friends or people he personally knows, just 100 people out of everyone attending his school, I think that is unbiased and has a widespread enough population.
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Help me with this people
Mice21 [21]

Answer: 235 cm^2

Explanation: you can cut the shape into two smaller ones and then solve for each smaller shapes area. to find out the length of the top piece with 11 as length you can subtract nine from fourteen. from their you calculate the area of the top shape (11x5=55) and then the bottom shape (9x20=180). from their just add the two areas to get 235.

7 0
2 years ago
Read 2 more answers
the room charge for a hotel is 230$ each day. the estevez family spends 4 days on vacation at the hotel . at the end of their st
DochEvi [55]
10% of 230 is 23 so
230
+23 =
253
hope i helped:)
3 0
3 years ago
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Zach spent 2/3 hour reading on Friday and 1 1/3 hours reading on Saturday. How much more time did he read on Saturday than on Fr
hodyreva [135]
Subtract.

1 1/3 - 2/3

Convert 1 1/3 into an improper fraction:

4/3 - 2/3

Subtract the numerators together:

2/3

So he read 2/3 more time on Saturday than on Friday.
7 0
3 years ago
Read 2 more answers
Given:
bekas [8.4K]

Answer:

x = -4/9

Step-by-step explanation:

X + B = C

x + (-8/4) = (22/-9)

x = (8/4) - (22/9)

x = 2 - 22/9 = 18/9 - 22/9 = -4/9

3 0
3 years ago
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Please help me with 5,6,7 it’s due tomorrow it doesn’t have to be all three please help me with the one you can help with
Finger [1]
The answer for
number 6 A is 36≠24

5 0
3 years ago
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