Check the picture below.
multiply 40 by 10%
40*0.10 = 4, so the discount would be $4
Interest formula: A = P(1 + rt)
Solving for r (Rate): r = (1/t)(A/P - 1)
Rate = (1/2)(2500/1800 - 1) = (1/2)(25/18 - 1) = (1/2)(7/18) = 7/36 ≈ 0.194
Rate = 0.194% per annum
Answer:
i belive the answer is B
Step-by-step explanation:
