|
267 Age |
Name : _________________ |
||
|
Mary is 4 years older than Jerry. 4 years ago, Mary was 3 times as old as Jerry then. How old is Mary? |
Mary is 10 years older than Jerry. 6 years ago, Mary was 3 times as old as Jerry then. How old is Mary? |
|
+( ) |
|
( )+ |
|
++[[ ]]++ |
||
| 267 6 11 7 11 10 ( 45 ) 11 11 10 9 6 ( 47 ) [[ 92 ]] | ||
|
|
||