|
428 Age |
Name : _________________ |
||
|
Mary is 12 years older than Jerry. 4 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 5 times as old as Jerry then. How old is Mary? |
|
+( ) |
|
( )+ |
|
++[[ ]]++ |
||
| 428 7 8 9 8 8 ( 40 ) 8 8 6 11 8 ( 41 ) [[ 81 ]] | ||
|
|
||