The king and his messengers at a speed of 5km/h from his castle to his summer residence. Each hour he sends a messenger with a speed of 10km/h back to the castle. How much difference in time between two consecutive messengers arriving at the castle?

Malia is observing the velocity of a cyclist at different times. after two hours, the velocity of the cyclist is 15 km/h. after five hours, the velocity of the cyclist is 12 km/h. part a: write an equation in two variables in the standard form that can be used to describe the velocity of the cyclist at different times. show your work and define the variables used. (5 points) part b: how can you graph the equations obtained in part a for the first 12 hours? (5 points) if you can try and make this as little confusing as you can

You eat 8 strawberries and your friend eats 12 strawberries from a bowl. there are 20 strawberries left. which equation and solution give the original number of strawberries?

The square pyramid has a volume of 441 cubic inches. what is the value of x? 1/7x is the height x is the base