|
582 Age |
Name : _________________ |
||
|
Mary is 20 years older than Jerry. 7 years ago, Mary was 6 times as old as Jerry then. How old is Mary? |
Mary is 25 years older than Jerry. 7 years ago, Mary was 6 times as old as Jerry then. How old is Mary? |
|
+( ) |
|
( )+ |
|
++[[ ]]++ |
||
| 582 11 13 12 6 6 ( 48 ) 12 13 5 5 11 ( 46 ) [[ 94 ]] | ||
|
|
||