How much time does it take for a flying bird at a speed of 45miles per hour to travel a distance of 1800 miles?

Which of the following answers is 7/9 simplified? 7/9 2/9 11/9 2/7

How do i do this activity, is appreciated

Which must be true in order for the relationship △zyv ~ △xwv to be correct? zy ∥ wx ∠z ≅ ∠y and ∠w ≅ ∠x zv ≅ vy and wv ≅ vx ∠z ≅ ∠x and ∠w ≅ ∠y