|
268 Age |
Name : _________________ |
||
|
Mary is 6 years older than Jerry. 4 years ago, Mary was 4 times as old as Jerry then. How old is Mary? |
Mary is 10 years older than Jerry. 5 years ago, Mary was 3 times as old as Jerry then. How old is Mary? |
|
+( ) |
|
( )+ |
|
++[[ ]]++ |
||
| 268 6 6 7 10 11 ( 40 ) 10 11 13 10 9 ( 53 ) [[ 93 ]] | ||
|
|
||