|
819 Age |
Name : _________________ |
||
|
Mary is 20 years older than Jerry. 5 years ago, Mary was 5 times as old as Jerry then. How old is Mary? |
Mary is 6 years older than Jerry. 3 years ago, Mary was 3 times as old as Jerry then. How old is Mary? |
|
+( ) |
|
( )+ |
|
++[[ ]]++ |
||
| 819 10 9 8 14 9 ( 50 ) 6 9 9 9 11 ( 44 ) [[ 94 ]] | ||
|
|
||