females who scored a mean of 160 with a standard deviation of 9 on the test of anxiety. If we randomly sampled one score from the population, what is the probability it would be equal to or greater than a score of 128. Our definition of probability with a continuous variable is p(A) = area under...

A poster is to have an area of 190 in2 with 1 inch margins at the bottom and sides and a 3 inch margin at the top. What dimensions will give the largest printed area? (Give your answers correct to one decimal place.)

A truck can be rented from company A for $140 per day and $0.20 per mile. Company B charges $50 per day plus $0.50 per mile to rent the same truck. How many miles must be driven in a day to make the rental cost for Company A less than the rental cost of Company B?

Demonstrate by determining the slope of "3x + 5y = 19."

Given that x is an integer and -2<x<2, state the relation represented by y=|-4|-6 by listing a set of ordered pairs. Then state whether the relation is a function.

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a chemist needs 160 millililters of a 62% solution but has only 47% and 95% solutions available. Find how many milliliters of each that should be mixed to get the desired aolution.

2^(5/2)-2^(3/2)=

The measure of an angle in standard position is given. Find two positive angles and two negative angles between -720 and 1080 that are coterminal with the given angle. 150

A bucket that weights 2 kg and a loop of negligible weight are user to draw water from a well that is 8 meters deep. The bucket is filled with 10 kg of water and is pulled up at a rate of 1 m / s. The water leaks out of a hole in the bucket at a rate 0.1kg / s. Find the work done in pulling the...