Will give brainliest answer/ 5 stars for correct answer let u = < 6, -9> , v = < 1, -4> . find u - v. a) < 5, -5> b) < 10, -10> c) < 15, 5> d) < 7, -13>

For one history test, keith had to answer 40 questions. of these 40 questions, keith answered 28 of them correctly. what percent did keith get on his history test? round your answer to the nearest tenth if necessary

Evaluate-27 ^4/3/8 a) - 81/16 b) 81/16 c) 16/81

Mr. vector door is buying two new cowboy hats all together the hats cost $75.12 the second heart cost twice as much as the first hat what is the price of the more expensive at round to the nearest hundredth