Sagot :
Answer:
1. 72.5 km/hr
Explanation:
1. [tex]Average Speed=\frac{s_{1}+s_{2} }{2} \\Average Speed=\frac{65km/hr+80km/hr }{2} \\\\Average Speed=\frac{145}{2} \\\\Average Speed=72.5 km/hr[/tex]
2.
Answer:
1. 72.5 km/hr
Explanation:
1. [tex]Average Speed=\frac{s_{1}+s_{2} }{2} \\Average Speed=\frac{65km/hr+80km/hr }{2} \\\\Average Speed=\frac{145}{2} \\\\Average Speed=72.5 km/hr[/tex]
2.