TN Police PC · Mathematics & Numerical Ability
Area, perimeter and volume.
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Q1 · Mensuration · EASY
A rectangular field is 75 metres long and 50 metres wide. What is the cost of fencing it at the rate of Rs. 12 per metre?
Q2 · Mensuration · MEDIUM
The area of a circle is 154 sq. cm. What is its circumference? (Use pi = 22/7)
Q3 · Mensuration · MEDIUM
A cubical water tank has an edge of 5 metres. How many litres of water can it hold? (1 cubic metre = 1000 litres)
Q4 · Mensuration · HARD
A cylindrical water tank has a radius of 3.5 metres and height of 6 metres. Find the total surface area of the tank. (Use pi = 22/7)
Q5 · Mensuration · MEDIUM
The radius of a circular field is 21 m. What is the area of the field? (Use π = 22/7)