Question

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

Answer 1

Answer:

let breadth = b meters

length=( 3b-4 ) meters

Answer 2

Answer:

Given,

Length of Hall = 4m less that 3 times Breadth

Breadth of Hall = ?

Take ' B 'm as Breadth of the hall

Finding the Length

Firstly, we will go step by step

Length of Hall = 3 × Bm

" = 3Bm

Length of Hall = 3Bm - 4m

Conclusion

So, the Length of the Hall, in terms of Breadth, can be expressed as follows:

Length of Hall = 3Bm - 4m

Note:

The sign ( " ) means to copy the sentence above it (i.e ' Length of Hall ')

Abbreviations

m = metres