I need help with math ​

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

Plzzz answer both questions and i will give you 100 points

Atriangle has side lengths of x, x+11, and 3x+5. what is the perimeter?