Surface Areas and Volumes
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148
The slant height of a frustum of a cone is 4 cm and the perimeters (circumference) of its ...
By Satkriti Roao, 3 years ago
replies 1
0
1
141
A drinking glass is in the shape of a frustum of a cone of height 14 cm. The diameters of ...
By Satkriti Roao, 3 years ago
replies 1
0
1
153
A farmer connects a pipe of internal diameter 20 cm from a canal into a cylindrical tank i...
By Satkriti Roao, 3 years ago
replies 1
0
1
150
Water in a canal, 6 m wide and 1.5 m deep, is flowing with a speed of 10 km/h. How much ar...
By Satkriti Roao, 3 years ago
replies 1
0
1
155
A cylindrical bucket, 32 cm high and with radius of base 18 cm, is filled with sand. This ...
By Satkriti Roao, 3 years ago
replies 1
0
1
147
How many silver coins, 1.75 cm in diameter and of thickness 2 mm, must be melted to form a...
By Satkriti Roao, 3 years ago
replies 1
0
1
146
A container shaped like a right circular cylinder having diameter 12 cm and height 15 cm i...
By Satkriti Roao, 3 years ago
replies 1
0
1
135
A well of diameter 3 m is dug 14 m deep. The earth taken out of it has been spread evenly ...
By Satkriti Roao, 3 years ago
replies 1
0
1
152
A 20 m deep well with diameter 7 m is dug and the earth from digging is evenly spread out ...
By Satkriti Roao, 3 years ago
replies 1
0
1
138
Metallic spheres of radii 6 cm, 8 cm and 10 cm, respectively, are melted to form a single ...
By Satkriti Roao, 3 years ago
replies 1
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