Solve the problem.
The annual precipitation amounts in a certain mountain range are
normally distributed with a mean of 109 inches, and a standard deviation
of 10 inches. What is the probability that the mean annual precipitation
during 25 randomly picked years will be less than 111.8 inches? Write your
answer as a decimal rounded to 4 places.

An appliance store sells a washer-dryer combination for $1800. if the washer costs $300 more than the dryer, find the cost for each appliance.

Circle a has a diameter of 7 inches, a circumference of 21.98 inches, and an area of 38.465 square inches. the diameter of circle b is 6 inches, the circumference is 18.84 inches, and the area is 28.26 square inches. part a: using the formula for circumference, solve for the value of pi for each circle. (4 points) part b: use the formula for area and solve for the value of pi for each circle. (4 points)

Which choice has the correct steps in graphing the solution set to the following inequality? -45_> 20x-5y