AreaPractice Questions

Practice Area multiple-choice questions from General Aptitude. Choose an answer and review the result and available explanations.

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Question 21 of 22

A cylindrical pipe has radius 7 cm and length 110 cm. What is the area of the curved surface that needs to be painted? (Use π = 22/7)

4810 cm²

4840 cm²

4880 cm²

4910 cm²

22

Question 22 of 22

Due to a miscalculation, a rectangle’s length was taken as 5% more and breadth as 10% less than actual. What is the percentage error in calculated area?

+4.5%

–5.5%

–5%

–4.5%

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AreaPractice Questions