Advertisements
Advertisements
Question
The dimensions of a plot are 200 m × 150 m. A builder builds 3 roads which are 3 m wide along the length on either side and one in the middle. On either side of the middle road he builds houses to sell. How much area did he get for building the houses?
Advertisements
Solution
Given that, dimensions of plot = 200 m × 150 m and width of road = 3 m
∴ Total area available for houses = Area of total plot – Area of 3 roads
= 200 × 150 – 3 × (3 × 200) ...[∵ Area of rectangle = Length × Breadth]
= 30000 – 1800
= 28200 m2
APPEARS IN
RELATED QUESTIONS
If the side of a square is tripled, how many times the perimeter of the first square will that of the new square be?
The area of a rectangular garden of length 40 m, is 1000 sqm. Find the breadth of the garden and its perimeter. The garden is to be enclosed by 3 rounds of fencing, leaving an entrance of 4 m. Find the cost of fencing the garden at a rate of 250 rupees per metre.
The length of a rectangular park is 14 m more than its breadth. If the perimeter of the park is 200 m, what is its length? Find the area of the park
Here is a rectangle of an area of 20 square cm.
Draw one straight line in this rectangle to divide it into two equal rectangles. What is the area of each of the smaller rectangles?
The length and breadth of a rectangle are as given below:
17m and 3m
The area of a rectangular garden 50 m long is 300 sq m. Find the width of the garden.
What is the cost of tiling a rectangular plot of land 500 m long and 200 m wide at the rate of ₹ 8 per hundred sq m.?
Ramesh grew wheat in a rectangular field that measured 32 metres long and 26 metres wide. This year he increased the area for wheat by increasing the length but not the width. He increased the area of the wheat field by 650 square metres. What is the length of the expanded wheat field?
What unit is used to express the area of a rectangle?
A rectangular wall is 5 m long and 4 m high. What is its area in square meters?
