$5.$ X$.$ age $35,$ is a singie parent with a son, age $3.$ She eams pula $40\mathrm{.}000$annually as the director of public relations at a local community college. After attending a public lecture on death and dying, she decides to purchase additional life insurance so that her son will be financially secure if she should die. Her sisterY has agreed to be the legal guardian for her son if X die. X does not know how much life insurance to purchase. She has the following financial goals:$($i$)$ Pay funeral expenses:Pula: $10,000($ii$)$ Pay off credit card debts and car loan: $($im$)$ Establish an educational fund for her son$15,000($iv$)$ Income support for the son paid to X$\text{'}$s sister to local gusrain motial for to years$2,000$X has little savings. However, she owns a $25\mathrm{.}000$ pula individual life insurance policy purchased by her parents and is also insured for pula $40,000$ under the college's group life insurance plan. She also participates in the college's retirement plan and has an account balance of pula $30\mathrm{.}000.$ Estimated social security survivor benefits are pula $700$ monthly until X$\text{'}$s son attains age $18.$Based on the noods approach, how much additional life insurance, if any should X phe chate aed he final to the ate of intane hat the rate of return camed on