Answer:
0.35i think if not please correct me
Yes it is possible.
<em>-</em><em> </em><em>BRAINLIEST</em><em> answerer</em><em> </em>
Easy , you do the same steps for subtraction and place a decimal point after ones place so than its gonna be tenth place , hundredth place that thousandths place
Answer:
The interest rate is 0.05
Step-by-step explanation:

i = $450
p = $3000
r = r%
t = 3yrs
450 = (3000×r×3)/100
45000 = 9000r
9000r = 45000
r = 45000/9000
= 5%
= 0.05