|
651 Age |
Name : _________________ |
||
|
Mary is 16 years older than Jerry. 5 years ago, Mary was 5 times as old as Jerry then. How old is Mary? |
Mary is 8 years older than Jerry. 4 years ago, Mary was 3 times as old as Jerry then. How old is Mary? |
|
+( ) |
|
( )+ |
|
++[[ ]]++ |
||
| 651 9 5 10 8 9 ( 41 ) 8 9 11 9 7 ( 44 ) [[ 85 ]] | ||
|
|
||