A solid metallic sphere of radius x cm is melted and then drawn into 126 cones each of radius 3.5 cm and height 3 cm. There is no wastage of material in this process. What is the value of x?
1614 05fbe72db2e911753dd56308fFrom a solid cylinder whose height is 12 cm and diameter 10 cm a conical cavity of same height and same diameter of the base is hollowed out. The volume of the remaining solid is (cm3)approximately .Π=22/7
1589 05f2d2c25b57ade01ca00086eThe diameter of a wheel is 14 cm. How many rotations will it take to cover a distance of 44 kilometres?
1489 05f76eadb6cd8be7b4dbab83cIn the given figure, two squares shown in the figure have the arm of 12 cm and 8 cm. then find out the area of shaded part?
If a cube whose side is 7.5 cm, what will be its volume?
1421 05f645196a372fb53671224ccA field is in the form of an equilateral triangle of side 100 m. A horse is tied to a vertex of the field, with a 15 m long rope. Over what area can the horse graze?
1418 0600e8d0b377d750b4eb46a19The ratio of the radii of two wheels is 3: 4, then the ratio of their circumferences will be.
1402 05f97fe6cf6ce7f2367fe6e29