|
821 Age |
Name : _________________ |
||
|
Mary is 25 years older than Jerry. 6 years ago, Mary was 6 times as old as Jerry then. How old is Mary? |
Mary is 9 years older than Jerry. 8 years ago, Mary was 4 times as old as Jerry then. How old is Mary? |
|
+( ) |
|
( )+ |
|
++[[ ]]++ |
||
| 821 11 6 12 10 10 ( 49 ) 11 8 9 7 12 ( 47 ) [[ 96 ]] | ||
|
|
||