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Class 10MathematicsArithmetic Progressions (AP)Word problems based on APsExpert
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A pump fills (150) litres of water in the first hour and (40) litres more each next hour. How much water will it fill in (9) hours?

Answer and explanation

Correct answer: (2790)

The water amounts are (150,190,230,\ldots) and (S_9=2790). Exam tip: treat hourly filled water as AP terms.

Related tags

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