|
963 Age |
Name : _________________ |
||
|
Mary is 15 years older than Jerry. 8 years ago, Mary was 6 times as old as Jerry then. How old is Mary? |
Mary is 20 years older than Jerry. 7 years ago, Mary was 6 times as old as Jerry then. How old is Mary? |
|
+( ) |
|
( )+ |
|
++[[ ]]++ |
||
| 963 11 13 11 10 11 ( 56 ) 11 10 7 7 12 ( 47 ) [[ 103 ]] | ||
|
|
||