|
761 Age |
Name : _________________ |
||
|
Mary is 20 years older than Jerry. 8 years ago, Mary was 5 times as old as Jerry then. How old is Mary? |
Mary is 16 years older than Jerry. 8 years ago, Mary was 5 times as old as Jerry then. How old is Mary? |
|
+( ) |
|
( )+ |
|
++[[ ]]++ |
||
| 761 13 7 13 12 12 ( 57 ) 12 7 7 10 9 ( 45 ) [[ 102 ]] | ||
|
|
||