7
Kasim has some small jars, some medium jars and some large jars.
He has a total of 400 jars.
3
-
of the 400 jars are empty.
8
For the empty jars,
number of small jars: number of medium jars = 3:4
number of medium jars: number of large jars = 1:2
Work out the percentage of Kasim's jars that are empty small jars.