Question

a rectangular hall 20 X 18 M is souranded by a verandah 2M wide find the area of the verandah and cost of repairing it at rupees 20 per square metre

Answer 1

l=20m

b=18m

ar.1=l×b=>20×18=>360meter square

L=24m

B=22m

ar.2=L×B=>24×22=>528 meter square

ar of veranda= ar2÷ar1=>1.46meter square

cost of repairing=1.46×20==>₹29.2


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