Amita wants to make rectangular cards measuring `8cm xx 5cm.` She has a square chart paper of side 60cm. How many complete cards can she make from this chart? What area of the chart paper will be left?

Water flows from a tank with a rectangular base measuring 80 cm by 70 cm into another tank with a square base of side 60 cm. If the water in the first tank is 45 cm deep, how deep will it be in the second tank?

How many cubes of side 5 cm can be made from a solid cube of side 10 cm ?

An area of rectangular floor with dimensions 90 cm and 40 cm is to be paved with square tiles of side 20 cm. How many such tiles will be required ?

How many soap cakes each measuring 7cm xx5cm xx2.5cm can be placed in a box of size 56cm xx40cm xx25cm

The side of a square is 5cm. How many times does the area increase, if the side of the square is doubled?

Savitri had tc make a model of a cylindrical Kaleidoscope for her science project.She wanted to use chart paper to make the curved surface of the Kaleidoscope.What should be the area of chart paper required by her,if she wanted to make a Kaleidoscope of length 25 cm with a 3.5cm radius?

The length and breadth of a rectangular sheet of paper are 60 cm and 30 cm, respectively. A square of side 5 cm is cut and removed from the four corners of the sheet. The rest of the paper is folded to form a cuboid (without the top face). Find the volume of the cuboid so formed (in cm^(3) ).