After sharing with the class, dana has 4/12 of her cupcakes left. what is the fractional part of the cupcakes did she share with the class?
a. 2/3
b. 1/4
c. 3/4
d. 1/3

Which graph represents the following piecewise defined function?

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.

What is 100,000 times 1/100,000, using the standard method of multiplication? write the answer as 10 to a power.