|
475 Age |
Name : _________________ |
||
|
Mary is 18 years older than Jerry. 8 years ago, Mary was 7 times as old as Jerry then. How old is Mary? |
Mary is 16 years older than Jerry. 6 years ago, Mary was 5 times as old as Jerry then. How old is Mary? |
|
+( ) |
|
( )+ |
|
++[[ ]]++ |
||
| 475 11 6 8 9 12 ( 46 ) 10 7 6 11 12 ( 46 ) [[ 92 ]] | ||
|
|
||