Mary forgot the security code to her home. She knows there is a 0, 2, and 8 in some order. a.) List all the possible

Question

Mary forgot the security code to her home. She knows there is a 0, 2, and 8 in some order.
a.) List all the possible three-digit security codes. 
b.) What percent of the security codes start with the number 2 or 8?

Kunduz · Accepted Answer

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