THE LENGTH AND THE BREADTH OF A RECT. FIELD ARE IN THE RATIO 5:4 AND ITS AREA IS 3380 m2.FIND THE COST OF FENCING IT AT THE RATE OF RUPEES 75 PER M
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5x×4x=3380
20x^2=3380
x^2=3380/20=169
X=13
length and breadth are 65m and 52m
it's perimeter is 2(65+52)
2×117=234m
cost of fencing at the rate of 75rs/m is 234×75=17550rs
20x^2=3380
x^2=3380/20=169
X=13
length and breadth are 65m and 52m
it's perimeter is 2(65+52)
2×117=234m
cost of fencing at the rate of 75rs/m is 234×75=17550rs
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