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Class 10MathematicsArithmetic Progressions (AP)Word problems based on APsExpert
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In an art class (55) drawings are made on the first day and (11) more drawings are made each next day. How many drawings are made on the (21)st day?

Answer and explanation

Correct answer: (275)

The drawing numbers are (55,66,77,\ldots) and (a_{21}=275). Exam tip: work on the (n)th day is found by the (n)th term.

Related tags

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