An airplane flies for 3 hours with a constant speed of 696 km/h and then for another 1 hour 40 minutes with a constant speed of 1080/h. What distance did it go?

Nancy rides her horse 15.5 km with a constant speed of 6km/h and another 52 km with a constant speed of 24 km/h. What is her average speed for the total trip

An airplane flies for 4 hours 35 minutes with a constant speed of 936 km/h and for another 2 hours 5 minutes with a constant speed of 1003 km/h. What distance did it go?

I'll be glad to check your answers to these questions.

Juan rides his bike 84 km with a constant speed of 18 km/h and another 28 km with a constant speed of 24 km/h. How much time in total does he take to Travel theses distance?

I'm sorry you didn't learn anything from the first question I answered for you.

(3 * 696) + (1.6667 * 1080) = ?

A train travels 270 km with a constant speed of 108 km/h and another 99 km with a constant speed of 36 km/h. What is it's average speed for the total trip?