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Class 10MathematicsArithmetic Progressions (AP)Word problems based on APsMediumLevel 72
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A sweet shop sells (56) boxes on the first day and (4) fewer boxes each next day. How many boxes are sold in (9) days?

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Answer and explanation

Correct answer: (360)

The sales form the decreasing AP (56,52,48,\ldots) and (S_9=360). Exam tip: in decreasing sales, (d) is negative.

Related tags

ApWord-ProblemSweets

Frequently asked questions

What is the correct answer to this question?

(360)

Why is this the correct answer?

The sales form the decreasing AP (56,52,48,\ldots) and (S_9=360). Exam tip: in decreasing sales, (d) is negative.

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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