Diketahui	\(Force\,of\,Mortality\,:\) \({l_{x + t}} = {l_x}\,{({p_x})^t}\)
Kalkulasi	\(\frac{1}{2}{q_x} + \frac{1}{4} = 1 – \frac{1}{2}{p_x} + \frac{1}{4}\) \(\frac{1}{2}{q_x} + \frac{1}{4} = 1 – \frac{{{l_x} + \frac{3}{4}}}{{{l_x} + \frac{1}{4}}}\) \(\frac{1}{2}{q_x} + \frac{1}{4} = 1 – \frac{{{l_x}{{({p_x})}^{{\textstyle{3 \over 4}}}}}}{{{l_x}({p_x}){\textstyle{1 \over 4}}}}\) \(\frac{1}{2}{q_x} + \frac{1}{4} = 1 – ({p_x}){\textstyle{1 \over 2}}\) \(\frac{1}{2}{q_x} + \frac{1}{2} = 1 – {(1 – {q_x})^{\frac{1}{2}}}\) \(\frac{1}{2}{q_x} + \frac{1}{4} = 1 – (1 – 0,5){\textstyle{1 \over 2}}\) \(\frac{1}{2}{q_x} + \frac{1}{4} = 0,2928932\) \(\frac{1}{2}{q_x} + \frac{1}{4} \cong 0,2929\)
Jawaban	e. 0,2929