MyQuestionIcon

1

You visited us 1 times! Enjoying our articles? Unlock Full Access!

Solving an Equation with Variables on One Side

The length of...

Question

The length of a rectangular hall is 4 meters less than 3 times the breadth of the hall. What is the length, if the breadth is $b$ meters?

Open in App

Solution

Given, breadth = $b$ meters

$∴$ 3 times the breadth = $3 \times b r e a d t h$ = $3 \times b$ = $3 b$

Since the length is 4 meters less than 3 times the breadth, length = $(3 b - 4)$ meters.

Suggest Corrections

thumbs-up

1

Similar questions

Q. The length of a rectangular hall is

4 m e t e r s

3

times the breadth of the hall. What is the length, if the breadth is

b m e t e r s

Question 1(b)

Answer the following:

The length of a rectangular hall is 4 meters less than 3 times the breadth of the hall. What is the length, if the breadth is b meters?

Q. The length of a rectangular hall is

5

meters more than its breadth. If the perimeter of the hall is

74

meters, find its length in meters.

Question 13

Consider the statement: Ratio of breadth and length of a hall is 2 : 5. Complete the following table that shows some possible breadths and lengths of the hall.

$\begin{matrix} B r e a d t h o f t h e h a l l (i n m e t e r s) & 10 & □ & 40 L e n g t h o f t h e h a l l (i n m e t e r s) & 25 & 50 & □ \end{matrix}$

Q. The breadth of a rectangular hall is

\frac{3}{4}

its length. If the area of the hall is

300

square metres, what is the difference between the length and breadth of the hall?

View More

Join BYJU'S Learning Program

similar_icon

Related Videos

lock

Solving Equations with Variable on One Side

MATHEMATICS

Watch in App

explore_more_icon

Explore more

Solving an Equation with Variables on One Side

Standard VIII Mathematics

Join BYJU'S Learning Program

CrossIcon