Thomas can do a piece of work in 72 days; Clark can do it in 120 days; Smith can do it in 90 days. In what time can Smith, Thomas and Clark do it, working together?

Describe the relationship between the angles of similar triangles and the sides of similar triangles

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

Graph the line with the given slope m and y-intercept b. m=-3,b=1