Mathematics, 13.09.2021 01:10, davienwatson8

Ava has 11 shirts and 5 ties in her wardrobe. a) On Friday morning, she picks a shirt and a tie at random from the
wardrobe.
How many possible combinations are there?
b) On Friday evening, she puts the tie back in the wardrobe but not the
shirt. On Saturday morning, she picks a shift and a tie at random from the
wardrobe again.
How many possible combinations are there now?

Answers: 2

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