One winter the cost of bananas cost $0.80 per lb. the next winter the cost was
$1.05 per lb. what was the percentage increase?

In the coordinate plan (-6,9) b (3,9) c (3,3) def is shown in the coordinate plan below

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.

Evaluate the expression. (9 + 5)(3 + 2)0