Bond Valuation help

hi, any chance someone can help me solve this pls
A $100,000,000 bank bill matures on the 15th December 2025. You will buy the bill if you can get a yield of at least 6.7% p.a. What is the maximum price you would pay for this bill on the 31st of January 2020?

What yield measurement? BDY, BEY, EAY?