Answer:
12 years younger.
Step-by-step explanation:
Let Jan's age be J and Karyn's age be K.

Jan's age 8 years ago is 2/5 of Karyn's age 4 yeaRs from now.

=> 
=> 4K = 48 X 3
=> K= 36.
=> J= 24.
So Jan is 12 years younger.
Whats the question exactly??
7 it’s 7 because I did this already and remembered the answer to it
Answer:
Lola used 3/4 more ink cartridges than her friends
Step-by-step explanation:
Ur not telling us how to solve or what to solve.