Volume & Surface Area Questions and Answers
Quantitative Aptitude - Volume & Surface Area Questions with Answers teach methods to calculate 3D objects efficiently. Volume & Surface Area Aptitude is important for IBPS, SBI Clerk, and SSC exams, enhancing analytical and geometric reasoning skills.
Volume & Surface Area
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99 questions
81. A rectangular park 60 m long and 40 m wide has two concrete crossroads running in the middle of the park and rest of the park has been used as a lawn. If the area of the lawn is 2109 sq. m, then what is the width of the road?
- 2.91 m
- 3 m
- 5.82 m
- None of these
82. A towel, when bleached, was found to have lost 20% of its length and 10% of its breadth. The percentage of decrease in area is:
- 10%
- 10.08%
- 20%
- 28%
83. A man walked diagonally across a square lot. Approximately, what was the percent saved by not walking along the edges?
- 20
- 24
- 30
- 33
84. What is the least number of squares tiles required to pave the floor of a room 15 m 17 cm long and 9 m 2 cm broad?
- 814
- 820
- 840
- 844
85. The length of a rectangle is halved, while its breadth is tripled. What is the percentage change in area?
- 25% increase
- 50% increase
- 50% decrease
- 75% decrease
86. The length of a rectangular plot is 20 metres more than its breadth. If the cost of fencing the plot @ 26.50 per metre is Rs. 5300, what is the length of the plot in metres?
- 40
- 50
- 120
- Data inadequate
87. A rectangular field is to be fenced on three sides leaving a side of 20 feet uncovered. If the area of the field is 680 sq. feet, how many feet of fencing will be required?
- 34
- 40
- 68
- 88
88. A tank is 25 m long, 12 m wide and 6 m deep. The cost of plastering its walls and bottom at 75 paise per sq. m, is:
- Rs. 456
- Rs. 458
- Rs. 558
- Rs. 568
89. In a shower, 5 cm of rain falls. The volume of water that falls on 1.5 hectares of ground is:
- 75 cu. m
- 750 cu. m
- 7500 cu. m
- 75000 cu. m
90. A hall is 15 m long and 12 m broad. If the sum of the areas of the floor and the ceiling is equal to the sum of the areas of four walls, the volume of the hall is:
- 720
- 900
- 1200
- 1800