Need help, asap.

1. A perpetuity just paid a $10. A dividend is paid at the end of every 10th years and each dividend will be 20% higher than the previous one. If the expected return is 10% per year, what is the present value of the perpetuity?

2.

A CFO issued a report comparing two competing projects. She concludes that the NPV of project A is 5 lower than the project B. Please find out the requirement return. Year A B 0 -600 -1,000 1 100 100 2 440 800 3 1,400 1,500