|
659 Age |
Name : _________________ |
||
|
Mary is 16 years older than Jerry. 7 years ago, Mary was 5 times as old as Jerry then. How old is Mary? |
Mary is 18 years older than Jerry. 3 years ago, Mary was 4 times as old as Jerry then. How old is Mary? |
|
+( ) |
|
( )+ |
|
++[[ ]]++ |
||
| 659 11 12 12 10 11 ( 56 ) 9 5 6 12 5 ( 37 ) [[ 93 ]] | ||
|
|
||