AMC / AIME · Probability · Easy

Probability: A card numbered math through math is chosen. What is math?

Counting outcomes.

Try the problem

A card numbered 11 through 55 is chosen. What is P(number>3)P(\text{number}>3)?

Hint and answer

Concept to use

Equally likely.

Hint

Count favorable outcomes over all equally likely outcomes.

Answer

2/5

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