1 Two taps, A and B, dispense fuel for a spacecraft. The
flow rates of Taps A and B are given. If both of them
run together for 2 minutes, how many gallons of fuel
will we have?
Tap A
2 gallons
of water in
3 minutes
Tap B
3 gallons
of water in
4 minutes

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.

Aswimming pool measures 22ft by 12ft and is 4ft deep. if the pool is being filled at 2.5 cubic ft per minute, how long will it take to fill the pool?

Iknow its nothing to do with education, but what type of thing should i wrote here? ? : ) its for mcdonald's btw.