Subject :IMO Class : Class 7
A rectangular lawn 55 m by 35 m has two roads each 4 m wide running in the middle of it, one parallel to length and the other parallel to breadth. The cost of gravelling the roads at 75 paise per sq. metre is _____.
(A) Rs. 254.50
(B) Rs. 258
(C) Rs. 262.50
(D) Rs. 270
Ans 1:
Class : Class 7
258