Asked by neon

A woman wantes to drive 82 km in 2 h. If she average 38 km/h for the first 1.47 h, what average velocity must she maintain for the remaining time in km/h?
Answered by bobpursley
avgvelocity= distance/time
82/2= (38*1.47+speed*.53)/2hrs

solve for speed.
Answered by neon
A car traveling at 26.8 m/s hits a stone wall . The driver, who is wearing a shoulder harness and seat belt, moves forward 0.99 m as the car stops. Assuming his acceleration is uniform, find his acceleration. in m/s2? (don't forget the (-) if negative)
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