Answer:
3.924×10∧-9
Step-by-step explanation:
Royal flush contains five cards and it's probability is 0.3924%≈0.003924
Straight contain five cards and it's probability is 0.0001%≈0.000001
The probability including straight and royal flushes will be 0.003924×0.000001≈3.924×10∧-9
