Answer
The ball was $1.15\text{ s}$ in the air.
Work Step by Step
We know that
$t=\frac{2(v_{\circ}sin \theta)}{g}$
We plug in the known values to obtain:
$t=\frac{2(9.85m/s)sin35.0^{\circ}}{9.8m/s^2}$
$t=1.15s$
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