|
801 Age |
Name : _________________ |
||
|
Mary is 15 years older than Jerry. 5 years ago, Mary was 4 times as old as Jerry then. How old is Mary? |
Mary is 18 years older than Jerry. 6 years ago, Mary was 7 times as old as Jerry then. How old is Mary? |
|
+( ) |
|
( )+ |
|
++[[ ]]++ |
||
| 801 10 10 10 9 9 ( 48 ) 9 9 10 13 6 ( 47 ) [[ 95 ]] | ||
|
|
||