the length and breadth of a rectangular field are in ratio 4:3. Its area is 6.912 metre square. Find the cost of fencing the field at rupees 2.50 per metre .
Answers
Answered by
3
Answer:
let its length be 4x
... breadth be 3x
...area =l*b
or, 4x * 3x
= 12x
or, 12x = 6.912 m sq.
or, x= 6.912/12
or, x=... find it...let it be 'S'
length= 4*S = ..... let it be "b"
breadth= 3*S=.... let it be "a"
therefore,
6.912m. sq. * 2.50= rupees ......
Similar questions