|
216 Age |
Name : _________________ |
||
|
Mary is 12 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. 3 years ago, Mary was 5 times as old as Jerry then. How old is Mary? |
|
+( ) |
|
( )+ |
|
++[[ ]]++ |
||
| 216 10 10 11 8 9 ( 48 ) 7 11 12 9 11 ( 50 ) [[ 98 ]] | ||
|
|
||