How To Solve For Rate Of Return PLEASE HELP - Financial Question About Rate Of Return, Bond Price And Holding Period Yield (HPY)?

PLEASE HELP - Financial question about rate of return, bond price and holding period yield (HPY)? - how to solve for rate of return

Can someone help me with the following question on the return rates, bond prices and yield of the hold period (HPY).
Please click on a link to download the series. Docx in Word doc Twin and tell me how they've tried in a single day! (If possible, please tell me how to solve with the help of the BA-11 calculator, thank you very much!)

http://download.yousendit.com/3864DB0F2FECA336 (in doc)

or

http://download.yousendit.com/DE89390877CB3362 (in. docx)

Thank you again!


* The answer to all questions (a, b, c is given), just need to know how to get the answers to a simpler format, which is, above all, a format with a financial calculator ...