Refer to the given table and answer the question that follows.
| Month | Cumulative production of cars |
| July | 350 |
| August | 600 |
| September | 1220 |
| October | 1450 |
| November | 2080 |
| December | 2470 |
How many cars were manufactured in October and November?
Show answer & explanation
Correct answer: B
Explanation
The correct answer is option 2 i.e. 860.
From the table:
Cumulative production in November = 2080
Cumulative production in September = 1220
Cars manufactured in October and November = Cumulative production in November − Cumulative production in September
Cars manufactured in October and November = 2080 − 1220 = 860