A rectangular grassy plot 110m by 65cm has a gravel path .5cm wide all round it on the inside. Find the cost of gravelling the path at 80 paise per sq.mt Choose the correct choice from the following options:
A) 680  B) 378  C) 267  D) 299  E) 271
Explanation:   area of theplot = 110 * 65= 
<gadget id="calculator">110 * 65</gadget>
<output>7_150</output>
7150 sq m   area of the plot excluding the path= (110-5)* (65-5)= 
<gadget id="calculator">(110-5)* (65-5)</gadget>
<output>6_300</output>
6300 sq m   area of the path= 7150 - 6300= 
<gadget id="calculator">7150 - 6300</gadget>
<output>850</output>
850 sq m   cost of gravelling the path= 850 * 80/100= 
<gadget id="calculator">850 * 80/100</gadget>
<output>680</output>
680 Rs   680nswer: 680) 680rs
<result>A</result>
A rectangular grassy plot 110m by 65cm has a gravel path .5cm wide all round it on the inside. Find the cost of gravelling the path at 80 paise per sq.mt