WB TET · Mathematics and Science (Paper II)
Area, perimeter, surface area and volume of plane and solid figures.
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Q1 · Mensuration · MEDIUM
A rectangular park is 45 m long and 30 m wide. A path 2 m wide runs around it on the inside. What is the area of the path?
Q2 · Mensuration · EASY
The perimeter of a square plot is 80 m. What is the length of its diagonal?
Q3 · Mensuration · MEDIUM
A cylindrical water tank has a radius of 7 m and height of 10 m. How much water (in litres) can it hold? (Take π = 22/7 and 1 cubic metre = 1000 litres)
Q4 · Mensuration · HARD
A solid metallic sphere of radius 6 cm is melted and recast into small spherical balls each of radius 2 cm. How many small balls can be made?
Q5 · Mensuration · EASY
A cylindrical water tank has a radius of 7 m and height of 10 m. What is the volume of water it can hold? (Use π = 22/7)