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Class 10MathematicsArithmetic Progressions (AP)Word problems based on APsMediumLevel 72
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In a mobile app (180) users join on the first day and (30) more users join each next day. How many users join on the (12)th day?

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Answer and explanation

Correct answer: (510)

The user numbers are (180,210,240,\ldots) and (a_{12}=510). Exam tip: find a particular day's value using the (n)th term.

Related tags

ApWord-ProblemApp-Users

Frequently asked questions

What is the correct answer to this question?

(510)

Why is this the correct answer?

The user numbers are (180,210,240,\ldots) and (a_{12}=510). Exam tip: find a particular day's value using the (n)th term.

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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