We can use the formula v = u + at, where v is the final velocity (0 m/s at the maximum height), u is the initial velocity (8.05 m/s), a is the acceleration (due to gravity, -9.8 m/s²), and t is the time. Solving for t, we get t = (v - u) / a = (0 - 8.05) / -9.8 =
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