A cruise ship made a trip to Vancouver and back. The trip to Vancouver took 8 hours, and the trip back took 12 hours. The ship averaged a speed of 18 km/h (kilometers per hour) on the trip back. What was the ship's average speed on the trip to Vancouver?

How do i do this activity, is appreciated

Find the area of a parallelogram with base 15 yards and height 21 2/3

Which questions would most a reader identify the author's purpose for writing? check all that apply. what type of text is this? what type of reviews did the book receive? how many copies of the book have been sold? what is the central idea? how does this text make one feel?