Wendy is calculating her tax deductions. She finds that she can deduct $5,522 from medical expenses, $7,240 from charitable donations, and $2,126 from property taxes. What is Wendy's total deduction? a $5,700 b. $15,104 c. $18,284 d. $14,888

Y=4x^2+x-1 solve using quadratic formula

What is the area of triangle abc if a = 8, b = 11, and c = 15?

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.