Two different age groups were surveyed about
the amount of time they spent on social media.
T...
![subject](/tpl/images/cats/mat.png)
Mathematics, 22.02.2021 14:00 ineedhelpplz40
Two different age groups were surveyed about
the amount of time they spent on social media.
The results are shown in the two frequency
polygons below. The same time intervals were
used for both graphs.
11-year old students
15-year old students a) How many 15-year old
80
801
students took part in
70
70
the survey?
60
60
(1)
50
50
b) How many more 15-year
740
&40
old students than 11-year
30
30
old students spent
20 |
20
between 35 and 45 mins
10
10
on social media?
0
0
0 10 20 30 40 50 60 70 80 0 10 20 30 40 50 60 70 80
(1)
Time (mins)
Time (mins)
Total marks: 2
Frequency
![ansver](/tpl/images/cats/User.png)
Answers: 2
Another question on Mathematics
![question](/tpl/images/cats/mat.png)
Mathematics, 21.06.2019 21:40
Ineed your ! i was to turn this into pond first thing i gotta do is outline the inside with this plastic how big should i cut the plastic the height: 10 1/2β the length: 40β the width: 12β me !
Answers: 1
![question](/tpl/images/cats/mat.png)
Mathematics, 22.06.2019 01:30
When solving a logarithm equation, how do you find the missing variable ?
Answers: 2
![question](/tpl/images/cats/mat.png)
Mathematics, 22.06.2019 02:00
Hey everyone! this question is a challenge question. for 50 points if you wish. all you have to do is answer the correct it has to be correct, in under 50 seconds, and i will make you the ! you want to accept this challenge. i already know! i mean, it's 50 free points! here is the question: 11x2= answer this correct, you get two prizes. don't forget. you only have 50 seconds or it wont happen. get it correct in under 50 seconds! that's not bad. so stop reading this long thing and !
Answers: 2
![question](/tpl/images/cats/mat.png)
Mathematics, 22.06.2019 04:00
5. divide and simplify if possible. β250x16β2x 6. what is the solution of the equation? β2x+13β5=x
Answers: 1
You know the right answer?
Questions
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/es.png)
Spanish, 19.10.2021 23:50
![question](/tpl/images/cats/mat.png)
Mathematics, 19.10.2021 23:50
![question](/tpl/images/cats/es.png)
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/istoriya.png)
![question](/tpl/images/cats/en.png)
![question](/tpl/images/cats/fizika.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 19.10.2021 23:50
![question](/tpl/images/cats/mat.png)
Mathematics, 19.10.2021 23:50
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/biologiya.png)
Biology, 19.10.2021 23:50
![question](/tpl/images/cats/biologiya.png)
![question](/tpl/images/cats/istoriya.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 19.10.2021 23:50
![question](/tpl/images/cats/mat.png)
Mathematics, 19.10.2021 23:50
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 19.10.2021 23:50
![question](/tpl/images/cats/en.png)
English, 19.10.2021 23:50
![question](/tpl/images/cats/geografiya.png)
Geography, 19.10.2021 23:50