Counting – maths made easy

CountingAdmin2018-11-29T14:21:46+10:00

Tagged: Counting, probability

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Keymaster

November 29, 2018 at 2:21 pm

Post count: 1622

#14838

A multiple choice test has 4 possible answers for each question. How many different answers are possible if there are 3 questions?

each answer has 4 choices and there are 3 questions
= 4 × 4 × 4
= 64

Admin
Keymaster

November 29, 2018 at 2:22 pm

Post count: 1622

#14839

Susan has 3 choices for her skirt and 5 choices for her blouse. How many different combinations are possible for her outfit?

Number of choices = 3 × 5 as for each skirt she could choose (3) there are 5 different choices that could go with it for blouse
= 15
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