|
970 Age |
Name : _________________ |
||
|
Mary is 18 years older than Jerry. 4 years ago, Mary was 4 times as old as Jerry then. How old is Mary? |
Mary is 24 years older than Jerry. 6 years ago, Mary was 7 times as old as Jerry then. How old is Mary? |
|
+( ) |
|
( )+ |
|
++[[ ]]++ |
||
| 970 10 10 6 9 11 ( 46 ) 10 10 10 14 8 ( 52 ) [[ 98 ]] | ||
|
|
||