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Class 10MathematicsArithmetic Progressions (AP)Word problems based on APsHardLevel 70
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A fund receives (200) rupees in the first week and (4380) rupees in total over (12) weeks. If the weekly deposit increases equally, what is the weekly increase?

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Answer and explanation

Correct answer: (30)

Using (S_{12}=4380) and (a=200) gives (d=30). Exam tip: find the common difference from total and first term.

Related tags

ApWord-ProblemFund-Difference

Frequently asked questions

What is the correct answer to this question?

(30)

Why is this the correct answer?

Using (S_{12}=4380) and (a=200) gives (d=30). Exam tip: find the common difference from total and first 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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