|
323 Age |
Name : _________________ |
||
|
Mary is 8 years older than Jerry. 3 years ago, Mary was 5 times as old as Jerry then. How old is Mary? |
Mary is 6 years older than Jerry. 7 years ago, Mary was 3 times as old as Jerry then. How old is Mary? |
|
+( ) |
|
( )+ |
|
++[[ ]]++ |
||
| 323 5 11 12 10 10 ( 48 ) 10 10 11 10 7 ( 48 ) [[ 96 ]] | ||
|
|
||