Penny coins

One 2p coin is 1/8 inch thick. A pile of 2p is 1 1/2 inch high. How many coins are there in a pile?

Final Answer:

n =  12

Step-by-step explanation:

p2=1/8=81=0.125 in p=121=1+21=21 2+1=22+1=23=121=1.5 in  n=p/p2=23/81=23:81=23 18=2 13 8=224=12



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arithmeticnumbersUnits of physical quantitiesGrade of the word problem

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