Henry and trene working together can wash all the windows of their house in 1 h 28 minWorking alone, it takes Henry 3 1/2 * h more than Irene to do the job. How long does it take each person working alone to wash all the windows? Henry Irene h

Give the equations of two different lines that are perpendicular to the line 3x + 4y = 7.

The test scores of 32 students are listed below. construct a boxplot for the data set and include the values of the 5-number summary. 32 37 41 44 46 48 53 55 57 57 59 63 65 66 68 69 70 71 74 74 75 77 78 79 81 82 83 86 89 92 95 99

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