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Mathematics

1 answer:

True [87]3 years ago

6 0

1. meters
2(a). mm
2(b). cm
3. Gram
4(a). g
4(b). kg
4(c). g
5. Liter

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Between 20 and 28 students signed up for the chess club. The students could not be divided exactly into groups of 2,3,4 or 5. Ho

Artemon [7]

23

Those are not the answer:
1) 20 - can be divided by 2
2) 21 - can be divided by 3
3) 22 - can be divided by 2
4) 24 - can be divided by 2 and 4.
5) 25 - can be divided by 5
6) 26 - can be divided by 2
7) 27 - can be divided by 3
8) 28 - can be divided by 2 and 4

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3 years ago

Please help due in 10 minutes

vovangra [49]

2x + 46 is your answer

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3 years ago

Read 2 more answers

Karen wants to estimate the mean number of siblings for each student in her school. She records the number of siblings for each

Tamiku [17]

The sample is 200 randomly selected students.

The following things should be considered:

Let us assume the no of siblings for each student be x.
Now for determining the mean no of siblings she choose 200 students.

So, here the sample should be 200 randomly selected students.

Therefore the other options should be incorrect.

Thus we can conclude that the sample is 200 randomly selected students.

Learn more about the sample here: brainly.com/question/13287171

5 0

3 years ago

Find the zeros of the polynomial function.

Ahat [919]

◆ QUADRATIC EQUATIONS ◆

$given \: equation \: is \: , \\ \\ {x}^{2} - 12x + 20 = 0 \\ \\ using \: quadratic \: formula \: , \\ \\ x = \frac{ - b + \sqrt{ {b}^{2} - 4ac } }{2a} \: \: \: \: = \frac{ - ( - 12) + \sqrt{ { (- 12)}^{2} - 4(1)(20) } }{2(1)} \\ \\ x = \frac{ - b + \sqrt{ {b}^{2} - 4ac } }{2a} \: \: \: \: = \frac{ - ( - 12) - \sqrt{ { (- 12)}^{2} - 4(1)(20) } }{2(1)} \\ \\ x = \frac{12 + 8}{2} \: \: \: \: \: or \: \: \: \: x = \frac{12 - 8}{2} \\ \\ x = 10 \: \: \: \: \: or \: \: \: \: \: x = 2 \: \: \: ans.$

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3 years ago

Find the area of the composite figure.

Umnica [9.8K]

Answer:

7168

Step-by-step explanation:

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3 years ago