On a number line, there are four points P, Q, S, and T, with coordinat

On a number line, there are four points P, Q, S, and T, with coordinates p, q, s, and t, respectively. Suppose p < q < s < t, p = -1, s = 2. If the distance between P and Q is twice the distance between Q and S, and S is the midpoint of Q and T, then what is the coordinate of T ? A) 0 (…)