|
689 Age |
Name : _________________ |
||
|
Mary is 24 years older than Jerry. 8 years ago, Mary was 7 times as old as Jerry then. How old is Mary? |
Mary is 18 years older than Jerry. 3 years ago, Mary was 7 times as old as Jerry then. How old is Mary? |
|
+( ) |
|
( )+ |
|
++[[ ]]++ |
||
| 689 12 11 9 10 10 ( 52 ) 6 7 12 9 6 ( 40 ) [[ 92 ]] | ||
|
|
||