Subject
Quantitative Aptitude
Topic
Areas & Volumes
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
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
ক)
680rsখ)
480rsগ)
340rsঘ)
320rsExplanation
area of theplot = 110 * 65 = 7150 sq.m area of the plot excluding the path = (110-5)* (65-5) = 6300 sq.m area of the path = 7150 - 6300 =850 sq.m cost of gravelling the path = 850 x (80/100) = 680 RsRelated questions
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