MCQOPTIONS
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| 1. |
How many ways can one choose 20 cookies from 45 different types (assuming there are at least 20 of each type)? |
| A. | ⁶⁴C₂₁ * 15 |
| B. | ⁶⁴C₂₀ |
| C. | ⁴⁴C₂₀ * 2! |
| D. | ⁶⁵C₂₂ |
| Answer» C. ⁴⁴C₂₀ * 2! | |