The table below shows the number of mobile phones that were sold by the show rooms in the years from 2016-2020.
|
Years/showroom |
P |
Q |
R |
S |
T |
U |
|
2016 |
220 |
230 |
250 |
280 |
240 |
260 |
|
2017 |
310 |
300 |
320 |
340 |
330 |
350 |
|
2018 |
400 |
380 |
410 |
420 |
440 |
430 |
|
2019 |
450 |
350 |
380 |
420 |
410 |
430 |
|
2020 |
420 |
430 |
410 |
440 |
400 |
420 |
What will be the average number of mobile phones sold by all the show rooms in the year 2020 ?
1
410
2
405
3
420
4
415