Asubmersible traveling at a depth of 250 feet dives at an angle of 15 degrees with respect to a line parallel to the water's surface. it travels a horizontal distance of 1500 feet during the dive. what is the depth of the submersible after the dive

Atest consists of 10 multiple choice questions, each with 5 possible answers, one of which is correct. to pass the test a student must get 60% or better on the test. if a student randomly guesses, what is the probability that the student will pass the test?