Answer
3.0 s
Work Step by Step
The period of a pendulum is given by $T=2 \pi \sqrt{\frac{\mathcal{l}}{g}}$. The lengths are the same.
$$\frac{T_{M}}{T_{E}}=\sqrt{\frac{g_E}{g_M}}$$
$$T_M=T_E\sqrt{\frac{g_E}{g_M}}=(1.85s)\sqrt{\frac{1}{0.37}}\approx 3.0 s$$