Areas, volumes, averages, tables, bar/pie charts.
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Q1 · Mensuration & Data Interpretation · MEDIUM
The radius of a cylinder is 7 cm and its height is 10 cm. Find the total surface area of the cylinder. (Use π = 22/7)
Q2 · Mensuration & Data Interpretation · HARD
A cylindrical tank of radius 3.5 m and height 6 m is filled with water. If this water is poured into a rectangular tank of length 11 m and breadth 7 m, what will be the height of water in the rectangular tank? (Use π = 22/7)
Q3 · Mensuration & Data Interpretation · EASY
The radius of a cylinder is 7 cm and its height is 10 cm. What is the curved surface area of the cylinder? (Take π = 22/7)
Q4 · Mensuration & Data Interpretation · MEDIUM
The radius of a cylinder is increased by 25% and its height is decreased by 20%. What is the percentage change in its volume?
Q5 · Mensuration & Data Interpretation · EASY
The radius of a circular park is 21 m. Find the cost of fencing the park at the rate of Rs. 5 per meter. (Use π = 22/7)