Vince weighs 160 pounds, and his friend Nadir weighs 140 pounds. Nadir calculated that his weight on another planet would be about 56 lb. Approximately what would Vince weigh on the other planet? Answers 40 lb 64 lb 76 lb 90 lb

Does the problem involve permutations or? combinations? do not solve. the matching section of an exam has 4 questions and 7 possible answers. in how many different ways can a student answer the 4 ? questions, if none of the answer choices can be? repeated?

Find the distance between the pair of points a(-1,8) and b(-8,4)

One positive integer is 2 less than another. the product of the two integers is 24. what are the integers?