If three cubes of sides 3 cm, 4.5 m and 5 cm respectively are melted to form a big money, then find the side of the new cube.

The price of meter of cloth is Rs.. Find the cost per meter.

The diameter of a circle is 112 cm. What is the circumference of this circle? [use π]

The length of diagonal of a square is cm. Its area is

A circular pavement was to be built around a square park of side 18 m. The maximum width of pavement is 5 m. Calculate the cost of cementing the pavement at Rs. 15 per m² .

If the height of the cylinder is 4 times its circumference, what is the volume of the cylinder with respect to its circumference c?

If the area of a rhombus is 240 square feet if it's one diagonal is 16 feet, then what is the length (in meters) of the side of the rhombus?

The width of the path around a square field is 4.5 m and its area is 105.75 m². Find the cost of fencing the path at the rate of ₹100 per metre.