Area Problems
The ratio of the radii of two circle is 1:3 the radio of their areas is?

None of these
1:9
1:6
1:3

ANSWER EXPLANATION DOWNLOAD EXAMIANS APP

Area Problems
The area of a square is equal to the area of a rectangle. The length of the rectangle is 5 cm more than a side of the square and its breadth is 3 cm less than the side of the square. What is the perimeter of the rectangle ?

15 cm
18 cm
26 cm
34 cm

ANSWER EXPLANATION DOWNLOAD EXAMIANS APP

Area Problems
A person observed that he required 30 s time to cross a circular ground along its diameter than to cover it once along the boundary. If his speed was 30m/min, than the radius of the circular ground is (take ? = 22/7)

7.5 m
3.5 m
5.5 m
10.5 m

ANSWER EXPLANATION DOWNLOAD EXAMIANS APP