Answer:
a > $300
Explanation:
Note that
> means greater than
< means less than
≥ means greater than or equal to
≤ less than or equal to
for example : 2 < 3 means 2 is less than 3
3 >2 means 3 is greater than 2
the school must raise greater than $300 so the sign to be used is >
let the amount = a
a > $300