Consider an investment account with a time horizon of 1 month. Suppose that the initial investment was 1000 and the value of this account was 1045 on day 5 of the month and 1060 on day 16 of the month. The accounts owner made two cash contributions during the month: 30 on day 5 and 20 on day 16. The value of the investment at the end of month was 1080.

a) calculate the rate of return for subperiod 1

b) calculate the rate of return for subperiod 2

c) calculate the rate of return for subperiod 3

d) calculate the time-weighted rate of return

e) calculate the money-weighted rate of return

f) calculate the annualized rate of return