|
909 Age |
Name : _________________ |
||
|
Mary is 20 years older than Jerry. 3 years ago, Mary was 5 times as old as Jerry then. How old is Mary? |
Mary is 12 years older than Jerry. 5 years ago, Mary was 3 times as old as Jerry then. How old is Mary? |
|
+( ) |
|
( )+ |
|
++[[ ]]++ |
||
| 909 8 8 12 5 11 ( 44 ) 11 6 9 6 7 ( 39 ) [[ 83 ]] | ||
|
|
||