For the system pn=0.7pn−1+0.2qn−1p_n = 0.7p_{n-1} + 0.2q_{n-1}pn=0.7pn−1+0.2qn−1 and qn=0.3pn−1+0.8qn−1q_n = 0.3p_{n-1} + 0.8q_{n-1}qn=0.3pn−1+0.8qn−1 with p0=100,q0=0p_0 = 100, q_0 = 0p0=100,q0=0, what is p1+q1p_1 + q_1p1+q1?
707070
100100100
120120120
808080