10. A rectagular field has length 21/4m and breadth 17/5m. What will be the cost of fencing the field if 1 m of write costs 75 rupee?
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Answer:
Step-by-step explanation:
Length=21/4 m
Breadth=17/5 m
So, area= L×B
=(21/4 × 17/5) m^2
= 354/20 m^2
=177/10 m^2
Step-by-step explanation:
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