Jenny, Kim and Eric were in a hotdog eating contest. Jenny ate two more hotdogs than Eric. Kim ate three times as many hotdogs as Jenny. Write a simplified expression representing the total number of hotdogs eaten by Jenny, Kim and Eric.

The annual snowfall in a town has a mean of 38 inches and a standard deviation of 10 inches. last year there were 63 inches of snow. find the number of standard deviations from the mean that is, rounded to two decimal places. 0.44 standard deviations below the mean 2.50 standard deviations below the mean 0.44 standard deviations above the mean 2.50 standard deviations above the mean

Need asap. solve for the following inequality

Awindow washer cleans 42 windows in 2 hours. at this rate, how many windows did he clean in 180 minutes.