I need some help again!!!
2 answers:
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The relative speed of the car to the truck while moving towards each other is the sum of the speed of both vehicles.
- The time it takes them to meet is <u>1 hour</u>
Reasons:
The distance between the cities, d = 145 miles
The time it takes a truck to cover the distance = 2.5 hours
The speed of the car = 1.5 × Th speed of the truck
Required:
The time it takes them to meet if they are moving towards each other.
Solution:
Therefore;
The speed of the car, = 1.5 × 58 mph = 87 mph
At the time<em>, t</em>, the truck and the car meet, we have;
Which gives;
87 × t + 58 × t = 145
- The time it takes them to meet, <em>t</em> = <u>1 hour</u>
Learn more about distance, time and speed here:
Answer:
Undefined
Explanation:
When a line is vertical like that, the slope is undefined. If it was horizontal, then it would be zero. Positive slopes go in an upward right direction. Negative slopes go in a downward left direction.
