THIS QUESTION IS 100 POINTS! When the sun shines at a 60 angle to the ground, Nadia's shadow is 31 inches long. To the nearest inch, how tall is Nadia?

(PLS SHOW WORK IS POSSIBLE)

An automated water dispenser fills packets with one liter of water on average, with a standard deviation of 5 milliliter. the manual says that after a year of operation the dispenser should be tested to see if it needs recalibration. a year later a number of filled packets are set aside and measured separately. it is found that the average packet now contains about 0.995 liters. does the dispenser need calibration? explain your answer.

41/17 as a decimal rounded to the nearest hundredth

Need ! the total ticket sales for a high school basketball game were $2,260. the ticket price for students were $2.25 less than the adult ticket price. the number of adult tickets sold was 230, and the number of student tickets sold was 180. what was the price of an adult ticket?