The given table shows the number of units manufactured (M), and the number of units sold (S) (in thousand) by three different companies over the years.
| Year | X | Y | Z | |||
|---|---|---|---|---|---|---|
| M | S | M | S | M | S | |
| 2017 | 16.5 | 11.2 | 19.6 | 11.3 | 13.9 | 12.0 |
| 2018 | 15.6 | 12.9 | 13.2 | 10.1 | 15.5 | 13.6 |
| 2019 | 12.8 | 10.5 | 12.1 | 11.2 | 17.4 | 12.2 |
What is the average number of units manufactured by company Z over all the years
together?
Show answer & explanation
Correct answer: B
Explanation
The correct answer is option 2 i.e 15600.
From the table, company Z's manufactured units (M) are:
2017: 13.9
2018: 15.5
2019: 17.4
Average = (13.9 + 15.5 + 17.4)/3 = 46.8/3 = 15.6 or 15600