Word Problems Using the Addition Rule

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1) In a school, 40% of students play soccer, 30% play basketball, and 15% play both. What percent play soccer or basketball?

Explanation

0.4 + 0.3 − 0.15 = 0.55

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About This Quiz
Word Problems Using The Addition Rule - Quiz

Numbers meet real-life situations in this set of problems! In this quiz, you’ll apply the addition rule to practical word problems, testing your ability to translate everyday scenarios into probability equations. Try this quiz to challenge your problem-solving in context.

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2) At a party, 60% of guests like cake, 50% like ice cream, and 25% like both. What percent like cake or ice cream?

Explanation

0.6 + 0.5 − 0.25 = 0.85

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3) Out of 200 students, 120 take Spanish, 80 take French, and 40 take both. How many take Spanish or French?

Explanation

120 + 80 − 40 = 160

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4) In a survey, 70 people said they like apples, 50 said they like bananas, and 20 said they like both. How many people like apples or bananas?

Explanation

70 + 50 − 20 = 100

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5) A library found that 45% of visitors borrow books, 35% use computers, and 20% do both. What percent borrow books or use computers?

Explanation

0.45 + 0.35 − 0.20 = 0.60

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6) At a summer camp, 55 campers swim, 30 do archery, and 15 do both. How many campers do swimming or archery?

Explanation

55 + 30 − 15 = 70

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7) In a group of 300 people, 180 own a dog, 150 own a cat, and 60 own both. How many own a dog or a cat?

Explanation

180 + 150 − 60 = 270

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8) At a movie theater, 80% buy popcorn, 50% buy soda, and 40% buy both. What percent buy popcorn or soda?

Explanation

0.8 + 0.5 − 0.4 = 0.9

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9) In a class of 50 students, 20 play guitar, 15 play piano, and 5 play both. How many play guitar or piano?

Explanation

20 + 15 − 5 = 30

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10) In a club, 25 members like hiking, 30 like biking, and 10 like both. How many members like hiking or biking?

Explanation

25 + 30 − 10 = 45

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In a school, 40% of students play soccer, 30% play basketball, and 15%...
At a party, 60% of guests like cake, 50% like ice cream, and 25% like...
Out of 200 students, 120 take Spanish, 80 take French, and 40 take...
In a survey, 70 people said they like apples, 50 said they like...
A library found that 45% of visitors borrow books, 35% use computers,...
At a summer camp, 55 campers swim, 30 do archery, and 15 do both. How...
In a group of 300 people, 180 own a dog, 150 own a cat, and 60 own...
At a movie theater, 80% buy popcorn, 50% buy soda, and 40% buy both....
In a class of 50 students, 20 play guitar, 15 play piano, and 5 play...
In a club, 25 members like hiking, 30 like biking, and 10 like both....
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