HELP PLZZ ASAP BRAINYIST FOR WHOEVER ANSWERS FIRST

well I presume this si simple interest. If its compound interest the answer is different:
simple interest
4500(interest)(years) <= 7020
4500(.03)t<=7020
225t<=7020
t<= 7020/225
t<= 31.2
so you grade a close dot at 31.2 and shape to the left of it