Respuesta :
50 tables....
40% seat 2 ppl......0.40(50) = 20 tables seat 2 ppl = 20 * 2 = 40 seats
leaving (50 - 20) = 30 tables....which seat 4 ppl = 30 * 4 = 120 seats
120 + 40 = 160 seats in total <==
40% seat 2 ppl......0.40(50) = 20 tables seat 2 ppl = 20 * 2 = 40 seats
leaving (50 - 20) = 30 tables....which seat 4 ppl = 30 * 4 = 120 seats
120 + 40 = 160 seats in total <==