Answer:
She spends 2 hours driving.
Step-by-step explanation:
The formula given is:

In which d is the distance traveled, r is the rate of speed, and t is the amount of time spent traveling.
Grace drives her truck a distance of 80 miles at a steady speed of 50 miles per hour.
This means that 
To the nearest hour, how many hours does she spend driving?
We have to find t. So




Rounding to the nearest hour
She spends 2 hours driving.
Answer: 3/2
Step-by-step explanation: it’s just the number with the variable
Answer:
answer is 5 hope this helps
<h3>Just put the value of x and calculate it.</h3>
Answer:
Part 1) The rate is 
Part 2) 
Step-by-step explanation:
Part 1)
we know that
A cyclist rides her bike at a rate of 12 meters per second
Remember that
1 hour=3,600 seconds
1 kilometer=1,000 meters
therefore

Part 2) How many kilometers will the cyclist travel in 3 hours?
using proportion
