1. What two (2) equal payments at the end of 15 months and 3 years, respectively, will replace the following obligations at 12% compounded quarterly.

O1: $5,000 due at the end of 1 year without interest from today,

O2: $8,500 due at the end of 1.5 years at 10% interest (m=2)from today,

O3: $16,700 due in 3 years at 7% effective rate from today.