Find the volume of the rectangular prism. all of them. asap

Answer question above and explain each step : )

You decide instead to take the train there. the train will take 135 minutes. convert this into hours and minutes.

The weight of full–grown tomatoes at a farm is modeled by a normal distribution with a standard deviation of 18.4 grams. the 95 percent confidence interval for the mean weight of the tomatoes is calculated using a sample of 100 tomatoes. what is the margin of error (half the width of the confidence interval)?