# If Denise can run 5 km in 30 minutes and Clark can run 6 km in 39 minutes, who's faster?

##### 2 Answers

Jun 11, 2018

Denise is faster

#### Explanation:

The speed is defined as the ratio between the distance you travel, and the time it takes to travel such a distance. So, Denise travels

On the other hand, Clark can travel

So, Denise is slightly faster than Clark

Jun 11, 2018

Densie

#### Explanation:

Speed of Densie is

#"v"_1 = "Distance"/"Time" = "5 km"/"30 min" = "0.167 km/min"#

Speed of Clark is

#"v"_2 = "Distance"/"Time" = "6 km"/"39 min" = "0.154 km/min"#