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Class 10MathematicsArithmetic Progressions (AP)Word problems based on APsHardLevel 70
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In a tile pattern the first figure has (7) tiles and each next figure has (6) more tiles. How many tiles are used in the first (14) figures?

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Answer and explanation

Correct answer: (644)

The tile numbers are (7,13,19,\ldots), and (S_{14}=644). Exam tip: find the total of a pattern using the sum formula.

Related tags

ApWord-ProblemTile-Pattern

Frequently asked questions

What is the correct answer to this question?

(644)

Why is this the correct answer?

The tile numbers are (7,13,19,\ldots), and (S_{14}=644). Exam tip: find the total of a pattern using the sum formula.

Which subject and chapter does this question cover?

This is a Class 10 Mathematics question. Chapter: Arithmetic Progressions (AP). Topic: Word problems based on APs.

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