UP Police SI · Numerical & Mental Ability
Area, perimeter, surface area and volume.
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Q1 · Mensuration · EASY
A rectangular field is 60 m long and 40 m wide. What is the cost of fencing it at the rate of Rs 15 per metre?
Q2 · Mensuration · EASY
The area of a square field is 1,225 sq m. Find the length of its diagonal.
Q3 · Mensuration · MEDIUM
A cylindrical water tank has a radius of 7 m and a height of 10 m. How many litres of water can it hold? (Take π = 22/7 and 1 cubic metre = 1,000 litres)
Q4 · Mensuration · MEDIUM
A conical tent has a base radius of 14 m and a slant height of 25 m. Find the cost of canvas required to make the tent at the rate of Rs 50 per square metre. (Take π = 22/7)
Q5 · Mensuration · EASY
The radius of a circular park is 28 meters. What is the circumference of the park? (Use π = 22/7)