A life office has to pay a temporary annuity to a life (30). State in each of the following cases when the first payment and when the last payment will be made, measured from now.

(i) A temporary annuity-due with term 20 years; (30) dies at age 45.5.

(ii) A temporary annuity-due with term 15 years; (30) dies at age 45.5.

(iii) A temporary immediate annuity with term 20 years; (30) dies at age 45.5.

(iv) A temporary immediate annuity with term 20 years; (30) dies at age 40.5.