1525. For pumping the bilges, a 54 foot long «T-Boat», which is not a ferry, but is certificated to carry 30 passengers, must be fitted with at least __________.

A 54-foot passenger vessel carrying 30 passengers must have at least two bilge pumps, which can be a fixed hand pump and a portable hand pump, or a fixed power pump and a portable hand pump; therefore, either option is acceptable.