medium · GMAT Quant
In a high-security facility, 300 personnel are screened for two types of clearance: Level 1 and Level 2. The records indicate that 210 personnel have Level 1 clearance and 165 have Level 2 clearance. If 40 personnel have neither Level 1 nor Level 2 clearance
How many personnel have Level 1 clearance only?
- 95
- 115
- 150
- 50
- 210
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