The length of a rectangle is twice its b...

The length of a rectangle is twice its breadth. If its length is decreased by 5 cm and breadth is increased by 5 cm, the area of the rectangle is increased by 75 Sq cm. What is the length of the rectangle?

20 cm

30 cm

40 cm

50 cm

Text Solution

Verified by Experts

The correct Answer is:

Topper's Solved these Questions

ALLIGATION OR MIXTURE
UPKAR PUBLICATION |Exercise QUESTION BANK|55 Videos
AVERAGE
UPKAR PUBLICATION |Exercise QUESTION BANK|70 Videos

Similar Questions

Explore conceptually related problems

The length of a rectangle is twice its breadth. If its length is decreased by 5cm and breadth is increased by 5cm, the area of the rectangle is increased by 75cm ,the area of the rectangle the rectangle.

The length of a rectangle exceeds its breadth by 7 cm. If the length is decreased by 4 cm , and the breadth is increased by 3 cm, the area of the new rectangle is the same as the area of the original ractangle. Find the length and breadth of the original rectangle.

The breadth of a rectangle is half of its length If length is decreased by 5 m & breadth is increased by 5m , the area increased by 100 m^2 What is perimeter of rectangle ?

The length of a rectangle is two times its breadth. Its perimeter is 60 cm. If the breadth of rectangle is x cm, the length of the rectangle is ________.

A rectangle's length is 5 cm less than twice its width.If the length is decreased by 5 cm and width is increased by 2 cm ; the perimeter of the resulting rectangle will be 74 cm .Find the length and the width of the original rectangle

The length of a rectangle exceeds its breadth by 4 cm. If length and breadth are each increased by 3 cm, the area of the new rectangle will be 81 c m^2 more than that of the given rectangle. Find the length and breadth of the given rectangle.

The length of a rectangle is 7.1cm and its breadth is 2.5cm. What is the area of the rectangle?

UPKAR PUBLICATION -AREA-QUESTION BANK

One side of a rectangular field is 4 metres and its diagonal is 5 metr...
Text Solution
|
If the base of a rectangle is increased by 10% and the area is unchang...
Text Solution
|
The length of a rectangle is twice its breadth. If its length is decre...
Text Solution
|
The cost of papering four walls of a room is Rs. 48. Each one of lengt...
Text Solution
|
Area of four walls of a room is 168 m^2. The breadth and height of the...
Text Solution
|
The area of the 4 walls of a room is 77 m^(2). The length and breadth ...
Text Solution
|
A rectangle is having 15 cm as its length and 150 cm^2 as its area the...
Text Solution
|
The length of a rectangular room is 4 metres. If it can be partitioned...
Text Solution
|
The length and breadth of square are increased by 40% and 30% respecti...
Text Solution
|
A hall 20 m long and 15 m broad is surrounded by a verandah of uniform...
Text Solution
|
A rectangular lawn 60 metres by 40 metres has two roads each 5 metres ...
Text Solution
|
Of the two square fields, the area of one is 1 hectare, while the othe...
Text Solution
|
If the ratio of the areas of two squares is 9:1, then the ratio of the...
Text Solution
|
The length of a rectangle is increased by 60%. By what percent would t...
Text Solution
|
A park is 10 metres long and 8 metres broad. What is the length of the...
Text Solution
|
The ratio of the areas of two squares, one having its diagonal doub...
Text Solution
|
The area of a rectangle is thrice that of a square. If the length o...
Text Solution
|
If the diameter of a circle is increased by 100%. Its area is increase...
Text Solution
|
If the radius of a circle is decreased by 50%, find the percentage ...
Text Solution
|
The radius of a circle has been reduced from 9 cms to 7 cm. The approp...
Text Solution
|