hard · GMAT Quant
For a sequence of monthly production targets, the target for month n is defined by a_n = a_n-1 + d, where d is a constant.
If the target for month 4 is 150 units and the target for month 10 is 330 units, what is the production target for month 1?
- 60
- 120
- 90
- 0
- 30
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