Workers at a quarry are removing rock at a daily rate of 0.1%. There are 3.2 tons of rock when the work begins. Which function can be used to find the number of tons of rock left at the end of d days?
A. m(d) = 3.2(0.999)^d
B. m(d) = 3.2(0.99)^d
C. m(d) = 3.2(1.01)^d
D. m(d) = 3.2(1.001)^d

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?

The length of a rectangular piece of land is 92 yards more than three times its width. the perimeter is 760 yards. find its dimensions.

Find the slope of the line passing through a pair of points