allery5 cards from deck of 52. P(all spades):
A1/4
B1/13
CC(13,5)/C(52,5) = 1287/2598960 ≈ 0.000495
D1/52
Answer & Solution
Correct answer: C. C(13,5)/C(52,5) = 1287/2598960 ≈ 0.000495
**Favorable:** choose 5 from 13 spades.
**Total:** 5 from 52. P = C(13,5)/C(52,5) ≈ 0.000495 (about 1 in 2000).
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