1/3 if you have a positive and a negative, it will turn into a positive so 11/12-7/12
The formula for calculating the simple interest is given by

Here, P = Principle amount
r = annual interest rate in decimal
t = time in years.
Now, if we invest for months or week then in order to find the simple interest, we must convert the units in years.
Therefore, d is the correct option.
d) Interest rates are annual, so you must convert the units into years.
The answer would be r= 9/2
It’s 2 my work is in the picture
Answer:
coefficient
Step-by-step explanation: