Estimate the following product in scientific notation, and then select the best answer for the product’s power of 10. (8.91*10^2)(3.3*10^12)

A 2.7
B 14
C 15
E 27

Determine whether the set of whole numbers is closed under addition. explain why the set is or is not closed. give an example.

Segment ab is shown on the graph. which shows how to find the x-coordinate of the point that will divide ab into a 2: 3 ratio using the formula

Aprofessional hockey team has noticed that, over the past several seasons, as the number of wins increases, the total number of hot dogs sold at the concession stands increases. the hockey team concludes that winning makes people crave hot dogs. what is wrong with the hockey team's conclusion? a) it does not take into account the attendance during each season. b) it does not take into account the number of hamburgers sold during each season. c) it does not take into account the number of concession stands in the hockey arena. d) it does not take into account the number of seasons the hockey team has been in existence.