|
902 Age |
Name : _________________ |
||
|
Mary is 18 years older than Jerry. 5 years ago, Mary was 4 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? |
|
+( ) |
|
( )+ |
|
++[[ ]]++ |
||
| 902 11 10 10 7 6 ( 44 ) 7 8 6 12 12 ( 45 ) [[ 89 ]] | ||
|
|
||