Nancy has a test score of 75 on her first test. what must she score on a second test to have an average of 83 on the two tests? 1.) 87 2.) 89 3.) 90 4.) 91 hell : )

Me. i need an answer asap. , you! select the correct answer from each drop-down menu.simplify the given polynomial and use it to complete the statement.the polynomial simplifies to an expression that is a blank with a blank degree of blank .

For which of the following counts would a binomial probability model not be reasonable? a)the number of people in a classroom born in januaryb) the number of people in a classroom with red hair c) the number of people admitted to a hospital in a day with a particular disease d) the number of heart beats in a one-minute perio.

If sr is 4.5cm and tr is 3cm, what is the measure in degrees of angle s?