How many cubic metres earth will be excavated from a cuboid well of dimensions 30m×30m×15m? Also find the cost of the string its inner surface is leaving the bottom at the rate of rupees 1.50 per square metre
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30multiply30multiply15=13500m2
Cost=13500multiply1.50
=20250
Cost=13500multiply1.50
=20250
singhsaroj9839410492:
The answer for the price in my book is coming Rs.2700
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