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Class 10 Mathematics Arithmetic Progressions (AP)Finding the $n$th term of an APEasyLevel 64

Which is the (20)th term of the AP (3,8,13,18,\ldots)?

Answer and explanation

Correct answer: (98)

Here (a=3), (d=5), so (a_{20}=3+19\times5=98). Keep the first term and term number correct in the formula.

Tags

arithmetic progressionnth termformula

Frequently asked questions

What is the correct answer to this question?

(98)

Why is this the correct answer?

Here (a=3), (d=5), so (a_{20}=3+19\times5=98). Keep the first term and term number correct in the formula.

Which subject and chapter does this question cover?

This is a Class 10 Mathematics question. Chapter: Arithmetic Progressions (AP). Topic: Finding the $n$th term of an AP.

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