1. If you walk 3 kilometers in 30 minutes, what is
your average speed in
kilometers per hour?
2. What distance will a
truck travel in 3 hours at
an average speed of 50
miles per hour?

1. 6 kilometers per hour

2. 150 miles

Explanation:

1. distance = 3km

time = 30mins = ½hr

speed = [3/(½)]

= 6 km/hr

2) time = 3hrs

speed = 50 mph

distace = speed × time

= 50 × 3

= 150 miles

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the five characteristics of adolescence are biological growth and development, and undefined status, increased decision making, increased pressure and the search of self.