Daily sales of theatre tickets at your cinema depend on the weather. probability sales Warm .50 $800 Cold .20 $1200 Rainy .20 $1600 Snowy .10 $1000 a. Calculate the expected daily sales. b. Calculate the variance of daily sales. c. Calculate the standard deviation of daily sales.

Asquare has a side that measures 11 units. what is the area of a circle with a circumference that equals the perimeter of the square? use 3.14 for π, and round your answer to the nearest hundredth. 1519.76 units2 379.94 units2 616.56 units2 154.14 units2

This is a rational expression because the denominator contains a variable. this is a polynomial with 3 terms. this is a rational expression because the denominator contains a variable. this is a polynomial with 4 terms. this is a rational expression because the denominator contains a variable. this is a polynomial with 4 terms. this is a rational expression because the denominator contains a variable. this is a polynomial with 3 terms. this is a rational expression because the denominator contains a variable. this is a polynomial with 5 terms.

X-10/4 when x = –18 a 7 b –2 c –7 d 2