|
931 Age |
Name : _________________ |
||
|
Mary is 12 years older than Jerry. 5 years ago, Mary was 3 times as old as Jerry then. How old is Mary? |
Mary is 15 years older than Jerry. 6 years ago, Mary was 6 times as old as Jerry then. How old is Mary? |
|
+( ) |
|
( )+ |
|
++[[ ]]++ |
||
| 931 11 11 6 10 9 ( 47 ) 9 11 11 14 7 ( 52 ) [[ 99 ]] | ||
|
|
||