Mathematics · Arithmetic Progression
In a garden, decorative lamps follow a specific pattern: Row 1 has 4 lamps, Row 2 has 7 lamps, and Row 3 has 10 lamps, with each subsequent row having 3 more lamps than the previous row. If this pattern continues, how many lamps will be in the 8th row?
- 122
- 225✓
- 327
- 429
Correct answer
25
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