|
481 Age |
Name : _________________ |
||
|
Mary is 18 years older than Jerry. 7 years ago, Mary was 7 times as old as Jerry then. How old is Mary? |
Mary is 24 years older than Jerry. 8 years ago, Mary was 5 times as old as Jerry then. How old is Mary? |
|
+( ) |
|
( )+ |
|
++[[ ]]++ |
||
| 481 10 10 12 9 9 ( 50 ) 14 10 10 8 5 ( 47 ) [[ 97 ]] | ||
|
|
||