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A person, with his ear to the ground, se (c:sbclb m4r/ bcjoi 1;h+e3kes a huge stone strike the conx5g0 voyyu 6+hq6w6 vccrete pavement. A mooq v6 6hgv+5wc 0yx6yument later two sounds are heard from the impact: one travels in the air and the other in the concrete, and they are 1.1 s apart. How far away did the impact occur? See Table 12–1.$\approx$ $ \times10^{2 }$m
