Astudent answers all 48 questions on a mulitple choice test by guessing. each question has 4 possible answers only one is correct. find the probability that the student gets exactly 15 correct

Who long does it take to drive 150 miles at 45 miles per hour

How do newtons third law of motion demonstrates on a rollar coster

"curse these trig-loving pirates! " devora mutters as she looks at the map. then, after thinking for a moment, she walks back to the entrance of the secret cave, measuring 48 meters along the way. after performing a calculation, devora walks back to the empty treasure, faces the entrance, and turns a certain number of degrees to her left before walking 89 meters to the treasure. supposing that the angle at the cave entrance is acute and that devora's calculations were correct, how many degrees did she turn?