|
265 Age |
Name : _________________ |
||
|
Mary is 12 years older than Jerry. 4 years ago, Mary was 7 times as old as Jerry then. How old is Mary? |
Mary is 12 years older than Jerry. 3 years ago, Mary was 4 times as old as Jerry then. How old is Mary? |
|
+( ) |
|
( )+ |
|
++[[ ]]++ |
||
| 265 6 13 8 11 12 ( 50 ) 7 9 11 5 7 ( 39 ) [[ 89 ]] | ||
|
|
||