square shaped stamps, each of side 2 cm are pasted on a rectangular sheet of a paper 30cm by 18cm . what is the number of stamps pasted
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Side of square stamp =2cm
Area of a stamp=2×2cm^2
Now,Length of rectangle =30cm
Breadth of rectangle=18cm
Area of rectangular sheet=l×b=30×18cm^2
No. of stamps pasted=Area of rectangular sheet/area of a stamp = 30×18/2×2=135 stamps
Area of a stamp=2×2cm^2
Now,Length of rectangle =30cm
Breadth of rectangle=18cm
Area of rectangular sheet=l×b=30×18cm^2
No. of stamps pasted=Area of rectangular sheet/area of a stamp = 30×18/2×2=135 stamps
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