6. Tide currents of decreased speed occurring semimonthly as the result of the moon being in quadrature, it is: (A) Monthly currents (B) Cross tide currents (C) Spring tide currents (D) Neap tide currents

7. If two power driven vessels are crossing in clear visibility so as to be involved in a possible collision, which vessel has to keep out the way of the other vessel? (A) The vessel which has the other on her port side shall keep out of the way. (B) The vessel which has the other on her starboard side shall keep out of the way. (C) Both vessels have an obligation to keep clear of each other. (D) Both vessels should alter course to starboard and avoid passing ahead of the other vessel.

6. Tide currents of decreased speed occurring semimonthly as the result of the moon being in quadrature, it is:
(A) Monthly currents
(B) Cross tide currents
(C) Spring tide currents
(D) Neap tide currents

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