I've got two questions, 1. why adding .0005 on offer rates 2. why Q13 adding 14.2 but Q13A is substracting from the give rate

thank you

Question 13 /hen a company contacts a bank and asks for a three-month forward rate and is uoted by the bank's FX dealer AUD/USDO.9560-65 14.20, then the three-month orward rate is: 0.00142. 0 9565 A. AUD/USDO.9536-45 -0.9560. B. AUD/USDO.9540-51 0.9560 0.9565 to.0014 tooo14 +0.0005 C. AUD/USDO.9574-85 0.9574 0.9584. . AUD/USDO.9580-79 Question 13A When a company contacts a bank and asks for a three-month forward rate and is quoted by the bank's FX dealer AUD/USDO.9560-65 20.14, then the three-month forward rate is: 0.0020 0.9560 -0.9565 0.0025. 0.9540-51 O. 0005