hard · GMAT Quant
Hale Assay finishes a seven-region census of 40 traders. Exclusive cover equities, cover rates, and a third mark are 9, 9, 6; exclusive pairs are 3, 4, 2; all-three is 2; none is 5.
How many traders lie in exactly one of the three marks?
- 1
- 2
- 9
- 35
- 24
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