A man invested P110,000 for 31 days. The net interest after deducting 20% withholding tax is P890.36. Find the rate of return annually?

A man invested P110,000 for 31 days. The net interest after deducting 20% withholding tax is P890.36. Find the rate of return annually?

A. 11.50 %
B. 11.75 %
C. 11.95 %
D. 12.32 %