|
467 Age |
Name : _________________ |
||
|
Mary is 12 years older than Jerry. 7 years ago, Mary was 5 times as old as Jerry then. How old is Mary? |
Mary is 8 years older than Jerry. 3 years ago, Mary was 5 times as old as Jerry then. How old is Mary? |
|
+( ) |
|
( )+ |
|
++[[ ]]++ |
||
| 467 10 11 7 10 10 ( 48 ) 5 11 9 8 10 ( 43 ) [[ 91 ]] | ||
|
|
||