251  Age
2

Name : _________________

 

refresh

Mary is 6 years older than Jerry. 6 years ago, Mary was 4 times as old as Jerry then. How old is Mary?



Mary is 8 years older than Jerry. 7 years ago, Mary was 5 times as old as Jerry then. How old is Mary?



Mary is 12 years older than Jerry. 4 years ago, Mary was 3 times as old as Jerry then. How old is Mary?



Mary is 6 years older than Jerry. 4 years ago, Mary was 3 times as old as Jerry then. How old is Mary?



Mary is 20 years older than Jerry. 4 years ago, Mary was 6 times as old as Jerry then. How old is Mary?



Mary is 18 years older than Jerry. 7 years ago, Mary was 4 times as old as Jerry then. How old is Mary?



Mary is 6 years older than Jerry. 4 years ago, Mary was 4 times as old as Jerry then. How old is Mary?



Å«ÇüÀº ÀÛÀºÇüº¸´Ù 16 »ìÀÌ ´õ¸¹°í, 7 ³âÀü¿¡´Â Å«Çü³ªÀ̰¡ ÀÛÀºÇü¿¡ 5 ¹è¿´À»¶§, ÇöÀç Å«ÇüÀÇ ³ªÀÌ´Â ¸î»ìÀΰ¡?



Mary is 9 years older than Jerry. 5 years ago, Mary was 4 times as old as Jerry then. How old is Mary?



Mary is 4 years older than Jerry. 3 years ago, Mary was 3 times as old as Jerry then. How old is Mary?



+(         )

 

(         )+

++[[          ]]++

251    8 9 10 7 8 ( 42 )   13 6 11 8 5 ( 43 )   [[ 85 ]]