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Elan Coil [88]
3 years ago
7

Vikki wants to determine whether students in her school would rather attend sporting event or a concert. Which would be the BEST

method for Vikki to produce a representative sample?
A. Randomly survey 50 students from each of the three grades at her school

B. Randomly survey 20 students from each of the three grades at her school

C. Randomly survey 50 students from her grade at her school

D. Randomly survey 50 students at her school
Mathematics
2 answers:
nevsk [136]3 years ago
7 0
Most likely ill go with D.
bija089 [108]3 years ago
3 0
B . in that way , she'd get a variety of age groups and stuff
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steposvetlana [31]

Answer:

They are increasing at the same rate.

4 0
2 years ago
if the nth term of a sequence is 2n+2n squared, find the first 3 terms and the 10th term please help​
marishachu [46]

Answer:

3rd term: 24

10th term: 220

Step-by-step explanation:

<em>For the 3rd term</em>

2*3 + 2*(3^2) = 6 + 2*9 = 6 + 18 = 24

<em>For the 10th term</em>

2*10 + 2*(10^2) = 20 + 2*100 = 20 + 200 = 220

8 0
3 years ago
of A squirrel’s hidden nuts, for every 5 that get found, there are 3 that do not get found. A squirrel hid 40 nuts all together.
den301095 [7]

Answer:

The answer is 15

Step-by-step explanation:

because so the squirrel hid 40

so

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|||||   ||| 16

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so if you count the all the group of 3 that will get your answer.  

let me know if this make sense.

8 0
3 years ago
A flower garden has 12 sunflowers for every 45 irises. What is the unit rate for the number of irises per sunflower? Explain how
m_a_m_a [10]

It is given in the question that,

A flower garden has 12 sunflowers for every 45 irises.

And we have to find the unit rate  for the number of irises per sunflower.

And for that we have to divide number of Irises by number of Sunflower. That is

= \frac{45 Irises }{12 Sunflower} = 3.75 Irises \ per \ sunflower .

And that's the required unit rate .

7 0
3 years ago
Can someone please help me with this, btw don’t mind the white-out
inysia [295]

Answer:

x< 10

Step-by-step explanation:

To start the absolute difference between 20 and 5 is 15. Next, write out an equation for the problem:

x * 1.5 < 15,

Then divide by 1.5 on both sides...

Boom! x < 10.

7 0
3 years ago
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