Amit is going to guess on all 20 questions of his multiple-choice test. Each question on the test has 4 answer options, and only one is correct. What is the best prediction for the number of questions that Amit will answer correctly?

Usan threw a softball 42 yards on her first try and 5112 yards on her second try. how much farther did she throw the softball on her second try than her first? express your answer in feet and inches. 9 ft 12 in. 28 ft 12 in. 28 ft 6 in.