|
379 Age |
Name : _________________ |
||
|
Mary is 18 years older than Jerry. 6 years ago, Mary was 7 times as old as Jerry then. How old is Mary? |
Mary is 8 years older than Jerry. 5 years ago, Mary was 3 times as old as Jerry then. How old is Mary? |
|
+( ) |
|
( )+ |
|
++[[ ]]++ |
||
| 379 9 11 12 10 9 ( 51 ) 9 8 8 8 10 ( 43 ) [[ 94 ]] | ||
|
|
||