|
827 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 18 years older than Jerry. 7 years ago, Mary was 7 times as old as Jerry then. How old is Mary? |
|
+( ) |
|
( )+ |
|
++[[ ]]++ |
||
| 827 11 14 9 10 11 ( 55 ) 10 12 12 10 6 ( 50 ) [[ 105 ]] | ||
|
|
||