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DedPeter [7]
3 years ago
12

HELP ASAP WILL GIVE BRAINLIEST!!!!!!!!!!!!! AND 50 POINTS

Mathematics
2 answers:
Alex_Xolod [135]3 years ago
6 0
Your answer is c, hope this helps, ask me any questions if needed+
sasho [114]3 years ago
5 0

Answer:

C. 53%

Step-by-step explanation:

From the table, we see that,

The number of families in Survey 1, 3 and 4 are increasing as the number of pets increases.

But, that is not happening in Survey 2. This might be due to some bias.

<em>Thus, Survey 2 is most likely to be biased.</em>

So, we get the unbiased survey are 1, 3 and 4.

So, the number of families in these surveys having 2 or more pets are,

Survey 1 = 25,        Survey 3 =  27,          Survey 4 = 27

So, the total number of families having 2 or more pets = 25 + 27 + 27 = 79

Also, the total number of families for the 3 surveys = 50 + 50 + 50 = 150

Thus, the percent of families having 2 or more pets = \frac{79}{150}\times 100 = 52.7% ≈ 53%

Hence, option C is correct.

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The weight of 25 folding chairs is 15 kg. How many
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Answer:

3,375 chairs

Step-by-step explanation:

The weight of 25 folding chairs is 15 kg

Number of folding chairs : weight

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How many chairs can be loaded on a truck having a capacity of

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Let number of folding chairs = x

Number of folding chairs : weight = x : 2025

Equate both ratios

25 : 15 = x : 2025

25/15 = x/2025

Cross product

25 * 2025 = 15 * x

50,625 = 15x

x = 50,625/15

x = 3,375

Number of folding chairs = 3,375 chairs

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