|
889 Age |
Name : _________________ |
||
|
Mary is 20 years older than Jerry. 6 years ago, Mary was 5 times as old as Jerry then. How old is Mary? |
Mary is 16 years older than Jerry. 7 years ago, Mary was 5 times as old as Jerry then. How old is Mary? |
|
+( ) |
|
( )+ |
|
++[[ ]]++ |
||
| 889 11 7 9 6 11 ( 44 ) 11 7 8 12 7 ( 45 ) [[ 89 ]] | ||
|
|
||