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390 Age |
Name : _________________ |
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Mary is 15 years older than Jerry. 7 years ago, Mary was 6 times as old as Jerry then. How old is Mary? |
Mary is 6 years older than Jerry. 7 years ago, Mary was 4 times as old as Jerry then. How old is Mary? |
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| 390 10 14 10 8 8 ( 50 ) 9 9 7 6 9 ( 40 ) [[ 90 ]] | ||
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