|
379 Age |
Name : _________________ |
||
|
Mary is 12 years older than Jerry. 6 years ago, Mary was 5 times as old as Jerry then. How old is Mary? |
Mary is 6 years older than Jerry. 4 years ago, Mary was 3 times as old as Jerry then. How old is Mary? |
|
+( ) |
|
( )+ |
|
++[[ ]]++ |
||
| 379 9 9 14 12 12 ( 56 ) 7 14 10 5 14 ( 50 ) [[ 106 ]] | ||
|
|
||