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Home
Questions & Answer
Aptitude Questions & Answers
Area Questions & Answers
Area Questions & Answers
(Compiled from UPSC, SSC ,PSC ,IBPS previous question papers)
The Area of a triangle with base 9 cm and height 12 cm is
A
108 cm²
B
21 cm²
C
42 cm²
D
54 cm²
The sum of the first 11 terms of the A.P. 3,8,13,.... is
A
380
B
318
C
308
D
388
If a=5,b=3 then the value of a²+ab is
A
80
B
40
C
60
D
45
Marks obtained by 7 students in computer Science are 45,40,60,90,80,65,55. The median value for data is
A
90
B
60
C
80
D
55
The solution set of x² + 10x + 21 = 0 is
A
{7,3}
B
{7,-3}
C
{-7,3}
D
{-7,-3}
Area of a Rectangle one of whose sides is 6m and diagonal 10m is
A
60
B
48
C
30
D
68
If the area of an equilateral triangle is 4sqare root of 3 then its perimeter ius
A
16m
B
12m
C
18m
D
9m
If the surface area and volume of sphere are in the ratio 1:2 what is the radius of the sphere
A
2
B
3
C
5
D
6
A metallic right circuit cone of volume 36? is melt into a sphere. What is the surface area of that sphere
A
40 ?3?
B
30 ?
C
46 ?
D
36 ?
A toy is in the form of a radius 3.5 cm mounted on a hemisphere of same radius. The total height of the toy is 15.5 cm. total surface area of the toy is
A
214.5 cm 2
B
146.5 cm 2
C
324.5 cm 2
D
114.5 cm 2
A circular ground of radius 7 m has a path of width 7 m around it on its outside. The area of the path is approximately equal to---------------------. ( ?=22/7)
A
154 sq.m
B
308 sq.m
C
462 sq.m
D
616 sq.m
The Minimum no. of square size tiles to fill the floor of a room measuring 9 m x 6 2/5 m, is
A
1240
B
1400
C
1440
D
1660
What is the least number of square tiles required to pave the floor of a room 15 m 17 cm long and 9 m 2 cm broad
A
814
B
820
C
840
D
844
A man walked diagonally across a square plot. Approximately what was the percentage saved by not walking along te edges
A
20
B
24
C
30
D
33
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