Area Problems
A cost of cultivating a square field at a rate of ? 135 per hectare is ? 1215. The cost of putting a fence around it at the rate of 75 paise per meter wouldbe

? 1800
? 360
? 810
? 900

ANSWER EXPLANATION DOWNLOAD EXAMIANS APP

Area Problems
If the area of an equilateral triangle is x and its perimeter is y, then which one of the following is correct?

None of these
y4 = 432 x2
y2 = 432 x2
y4 = 216 x2

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
10.5 m
5.5 m
3.5 m

ANSWER EXPLANATION DOWNLOAD EXAMIANS APP