The lopez family had dinner at their favorite restaurant. a 6% sales tax was added to their bill. amy paid the bill with a $15 gift certificate plus $52.90. how much did the family's dinner cost before tax? round your answer to the nearest penny.

hint: use the equation p + rp = t,
where p is the price before tax, r is the sales tax rate, and t is the total price, including tax.

$ 63.83

$ 62.83

$ 64.06

$ 70.97

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?

Solve the inequality and graph 6j - 7 < 5

What is 140% of 25? because i need