Question

A rectangular garden is 150m long and 140m wide, it has two roads, each 1m50cm wide, running midway witn it, one parallel to the length and the other is parallel to the breadth. find the area of the roads and the cost of repairing the roads at Rs 1.20 per square. m

Answer 1

A shopkeeper mixes 35 kg of wheat which cost him rs.15 per kg with 25 kg of wheat which cost him rs.20 per kg.he sells the mixture at rs.22 per kg.his gain is