How many ways can one choose 20 cookies from 45 different types (assuming there are at least 20 of each type)?
Posted: Thu Jul 14, 2022 9:01 am
a) 64C21 * 15
b) 64C20
c) 44C20 * 2!
d) 65C22
b) 64C20
c) 44C20 * 2!
d) 65C22
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