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524 Age |
Name : _________________ |
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Mary is 9 years older than Jerry. 4 years ago, Mary was 4 times as old as Jerry then. How old is Mary? |
Mary is 12 years older than Jerry. 7 years ago, Mary was 3 times as old as Jerry then. How old is Mary? |
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| 524 7 9 9 13 12 ( 50 ) 13 9 7 11 12 ( 52 ) [[ 102 ]] | ||
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