Answer to Question #243609 in Physics for anonymous

Question

Steven, Mabel, Sofia, and Finn went on a very long trip to visit their grandfather, Max. They rode a taxi which ran a distance of 40 km within 2 hours after they left the house. During their travel, Mabel received a call from their grand uncle, Ford. His taxi had a flat wheel and asked them to pick him up. They picked him up half an hour later and resumed their way. After an hour, their taxi could not enter the woods where their grandfather lives, so, they decided all together to walk. 50 km, and 10 hours later, they reached Max’s cabin in the woods.

Plot and determine the slope of the curve.

Answer 1

The slope of the curve is

$$s=\frac{90}{13.5}=6.67\text{ km/h}.$$