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Class 10MathematicsArithmetic Progressions (AP)Word problems based on APsExpert
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A shop sells (1320) items in (16) weeks. If (45) items are sold in the first week then what is the weekly increase?

Answer and explanation

Correct answer: (5)

Using (S_{16}=1320) and (a=45) gives (d=5). Exam tip: find the common difference from total and first term.

Related tags

ApWord-ProblemSalesDifferenceWord Problems Based On ApsArithmetic Progressions (Ap)Arithmetic Progressions ApMathematics
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