Help in answering the following questions.

A government is proposing to build a school under a public-private partnership. A private contractor will be chosen to build and maintain the school buildings and in return the government will pay rent to the contractor. Discuss the advantages and disadvantages of this proposal. [6]Consider each of the symbols listed below: (a) 104xy (b) (c) Ary (d) (e) Explain carefully the meaning of each of these symbols and calculate the value of each, assuming that: . (x) is subject to a constant force of mortality of 0.01 pa (v) is subject to a constant force of mortality of 0.02 pa the lives are independent with respect to mortality the force of interest is 0.04 pa. [13]