50 points to whoever me !

you must show all work and proper units for credit.

the temperature inside your freezer is 0 degrees celsius. you place a balloon with an initial temperature of 30 degrees c and a volume of 0.75 liters in the freezer. once the balloon is fully chilled, what will its volume be?

remember to pay close attention to the units of temperature before beginning your calculations.

Kelly is a salesperson at a shoe store, where she must sell a pre-set number of pairs of shoes each month. at the end of each work day the number of pairs of shoes that she has left to sell that month is given by the equation s=300-15x , where s is the number of pair of shoes kelly still needs to sell and x is the number of days she has worked that month. what is the meaning of the number 300 in this equation

X-intercept=-5 y-intercept=2 the equation of the line is

Do social recommendations increase ad effectiveness? a study of online video viewers compared viewers who arrived at an advertising video for a particular brand by following a social media recommendation link to viewers who arrived at the same video by web browsing. data were collected on whether the viewer could correctly recall the brand being advertised after seeing the video. the results are given below.correctly recalled the brandarrival 409153browsing20484b. conduct the hypothesis test, using the 0.025 level of significance.what is the value of the test statistic? χ2stat=what is the p-value? p-value=is this value significant atα=0.025?