A rectangular lawn 55m by 35m has two roads each 4m wide running in the middle of it. One parallel to the length and the other parallel to breadth. The cost of graveling the roads at 75 paise per sq meter is  Choose the correct choice from the following choices:	A) 378	B) 278	C) 258	D) 287	E) 271

Rationale: explanation : area of cross roads = 55 * 4 + 35 * 4 - 4 * 4 = 344 sq m cost of graveling = 344 * ( 75 / 100 ) = rs . 258 answer : c ) rs . 258
Answer: C