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Class 10MathematicsArithmetic Progressions (AP)Word problems based on APsExpert
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In a club (990) members join in (12) months. If (22) members joined in the first month and the increase was equal every month then what is the increase?

Answer and explanation

Correct answer: (11)

Using (S_{12}=990) and (a=22) gives (d=11). Exam tip: find the common difference from total and first term.

Related tags

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