Problem

2

Answer

Expert–verified
Hide Steps
Answer

\(\boxed{15}\) combinations

Steps

Step 1 ：Calculate the preliminary count of options: \(6\cdot5=30\)

Step 2 ：Divide by 2 since the order doesn't matter: \(\dfrac{6\cdot5}{2}=15\)

Step 3 ：\(\boxed{15}\) combinations

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