Acomposite figure is formed by combining a square and a triangle. it’s total area is 43.5 ft.². the area of the triangle is 18.5 ft.². what is the length of each side of the square?

On an airplane there are two seats on the left side and three seats on the right side there are 90 seats o the right side of the plane

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.

Solve with work both bert and ernie received an increase in their weekly salaries. bert's salary increased from $520 to $520. ernie's salary went from $580 to $645. find the percent of increase for each salary. what was the larger of the two percents ?