a ship traveled halfway to its destination at 18 knots and then increased its speed to 22 knots for the rest of the voyage. if the second half of the trip was completed in 2 1/2 hours less, how far did it travel at 18 knots? how far was the voyage?

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.