3. Rui Feng wants to pain the exterior surface of 12 closed cylinders which have base radius 14 cm and height 40 cm. Find total surface area of cylinders that he has to paint. * 3 points 310000 cm^2 310464 cm^2 412356 cm^2

Use the distributive law to multiply. 3(4x + 5y + 6)

2people are trying different phones to see which one has the better talk time. chatlong has an average of 18 hours with a standard deviation of 2 hours and talk-a-lot has an average of 20 hours with a standard deviation of 3. the two people who tested their phones both got 20 hours of use on their phones. for the z-scores i got 1 for the chatlong company and 0 for talk-a-lot. what is the percentile for each z-score?

What does independent variable and dependent variable mean in math?