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Please help Edgar used 10d to represent the number of pennies in d dollars. Is this reasonable ? Please explain if it is right or wrong and how it is done
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Please help Edgar used 10d to represent the number of pennies in d dollars. Is this reasonable ? Please explain if it is right or wrong and how it is done

User Alex VII
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Not reasonable, there are 100 pennies in a dollar so the actual equation is 100d
User Ashkufaraz
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