Suppose you roll a die. Find the probability of the given event. Simplify your answer. P(a number less than 7)​

The head librarian at the library of congress has asked her assistant for an interval estimate of the mean number of books checked out each day. the assistant provides the following interval estimate: from 740 to 920 books per day. what is an efficient, unbiased point estimate of the number of books checked out each day at the library of congress?

Find the value of p for which the polynomial 3x^3 -x^2 + px +1 is exactly divisible by x-1, hence factorise the polynomial

Solve each quadratic equation by factoring and using the zero product property. n^2 - 49 = 0