Question
Mary had half the amount of pens Peter had. Peter had 5 times the amount of pens as Carl. There were a total of 187 pens. How many more pens did Mary have than Carl?
4 m

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Mary had half the amount of pens Peter had. Peter had 5 times the amount of pens as Carl. There were a total of 187 pens. How many more pens did Mary have than Carl?