Mathematics
A room is 13 m long and 9 m wide. Find the cost of carpeting the room with a carpet 75 cm wide at ₹ 12.50 per metre.
Related Questions
The perimeter of a rectangular plot is 130 m and its area is 1000 m2. Take the length of the plot as x metres. Use the perimeter to write the value of breadth in terms of x. Use the values of length, breadth and area to write an equation in x. Solve the equation and calculate the length and breadth of the plot.
If the length of a rectangle is increased by 10 cm and the breadth decreased by 5 cm, the area remains unchanged. If the length is decreased by 5 cm and the breadth is increased by 4 cm, even then the area remains unchanged. Find the dimensions of the rectangle.
A rectangular courtyard 3.78 m long and 5.25 m broad is to be paved exactly with square tiles, all of the same size. What is the largest size of such a tile? Also, find the number of tiles.
The cost of cultivating a square field at the rate of ₹ 160 per hectare is ₹ 1,440. Find the cost of putting a fence around it at the rate of 75 paise per metre.