CALCULATION OF AREA, SURFACE AREA AND VOLUME

More documents

Recommendations

Info

Aptitude and Reasoning Course Volume Area, Surface area and 9. Ramu has bought a field in the shape of a parallelogram with a perimeter of 320m and one internal angle=150 0 .If he wants to utilize the maximum area for cultivation ,what should be the length of his field? a)70,90 b)80,80 c)75,85 d)cannot be computed 10. The front wheels of a cart cover a distance of 3П m in one revolution and the rear wheels cover a distance of 4Пm in one revolution.What will be the distance traveled by the cart when the front wheels have made 5 more revolution than the rear ones? a)20 b)15 c)100 d)5 11. A rectangular carpet has an area of 240 sq.metres.If its diagonal and the longer side together are equal to five times the shorter side,what will be the length of the carpet? a)5m b)10m c)12m d)24m 12. If the ratio of the areas of two squares is 16:1, What will be the ratio of their perimeter? a)1:16 b)1:4 c)4:1 d)8:1 13. The length of a rectangle is 1 cm more than its breadth .its perimeter is 14cm.What will be the area of the rectangle? a)4 cm² b)3 cm² c)6 cm² d)12 cm² 14. If the side of an equilateral triangle is decreased by 20%,its area is decreased by what percent? a)20% b)25% c)36% d)40% 15. If the radius of a circle is doubled,by how much percentage does the area increases? a)100% b)200% c)300% d)400% 16. Find the volume of a cube whose surface area is 384sq.cm? a)343 cm 3 b)384 cm 3 c)400 cm 3 d)512 cm 3 17. The slant height of the frustum of a cone is 20cm and the height of the frustum is 16cm .the radius of the smaller circle is 8cm.find the volume of the frustum? a)9880 cm 3 b)10459.43 cm 3 c)11960 cm 3 d)12464 cm 3 18. What is the total surface area of a cylinder that has been made from a rectangle of length 12m & breadth 10m? a)120 m² b)132 m² c)120+25/П m² d)none 19. Triangle ABC is right angled at C.What is the value of SITAMS, Chittoor Page 16
Aptitude and Reasoning Course Volume Area, Surface area and tan A + tan B? a)a+b c)a²/bc b)c²/ab d)b²/ac 20. A rectangle plot has to be fenced on one long side ,one short side and the diagonal.If the cost of fencing is Rs.5per metre ,the area of the plot is 1,200 sq.m. and the short side is 30m long,how much would be the job cost? a)Rs.300 b)400 c)500 d)600 21. A man walks at the rate of 6km/hr and crosses a square field diagonally in 9 seconds .What is the area of the field? a)81m² b)112.5m² c)121m² d)125m² 22. The ratio of the length and breadth of a rectangular park is 3:2.A man cycles along the boundary of the park at a speed of 12km/hr and completes one round in 8min .find the area of the park. a)143200m² b)137900m² c)78300m² d)153600m² 23. A room is 13m long ,9 m broad and 10m high .Find the cost of painting the four walls of the room at Rs.6 per.sq.m .The doors and windows occupy 32sq.m? a)Rs.1331 b)1225 c)2448 d)3000 24. A rectangular lawn 45m by 35m has two roads each 5m wide running in the middle of it, one parallel to length and the other parallel to the breadth. Find the cost of repairing them at rs.1 per sq.m? a)Rs.225 b)300 c)375 d)400 25. A field is in the form of a trapezium whose parallel sides are 110m and 65m and the height between the two parallel side is 56 am.Find the cost of ploughing the field at the rate of 70paise per sq.m? a)Rs.2250 b)1525 c)3430 d)5120 26. ABCD is a quadrilateral where in AC is 15cm . The length of the perpendicular from D and B on AC are 5cm and 7cm respectively.What will the area of the quadrilateral be? a)90cm² b)180cm² c)225cm² d)45cm² 27. An equilateral triangle of side 6cm has its corners cut off to form a regular hexagon .What will be the area of the hexagon? a)9√3cm² b)6√3cm² c)3√3cm² d) √3cm² SITAMS, Chittoor Page 17
Page 1 and 2: Aptitude and Reasoning Course Volum
Page 15: Aptitude and Reasoning Course Volum
Page 35: Aptitude and Reasoning Course Volum

CALCULATION OF AREA, SURFACE AREA AND VOLUME

You also want an ePaper? Increase the reach of your titles

Delete template?

Save as template?