Question

We write _______ink

Answer 1

Hey mate here is ur ans

in
here in is used as ink is the medium
with is used in case of pen which is a tool

hope it helps

Answer 2

HEY THERE...
HERE IS YOUR ANSWER...

☜☆☞ WE WRITE WITH AN INK.

HOPE MY ANSWER HELPS YOU...
HAPPY MOTHERS DAY...