Peter digs a trench along the boundary of a square field of perimeter 300 m. If he charges ₹50 for digging every meter of the trench's length, how much does he earn by digging the trench? The cost of digging the trench?
Peter digs a trench along the boundary of a square field of perimeter 300 m. If he charges ₹50 for digging every meter of the trench's length, how much does he earn by digging the trench? The cost of digging the trench?
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Peter digs a trench along the boundary of a square field of perimeter 300 m. If he charges ₹50 for digging every meter of the trench's length, how much does he earn by digging the trench? The cost of digging the trench?
Peter digs a trench along the boundary of a square field of perimeter 300 m. If he charges ₹50 for digging every meter of the trench's length, how much does he earn by digging the trench? The cost of digging the trench?