Answer:
10 miles
Step-by-step explanation:
Given: Boat goes
hours with 8 mph (i)
Boat goes
hours with 12 mph (ii)
Now, lets find out distance separately to get total distance.
Formula for finding distance is
D= 
D=
(i)
D= 
∴ D1= 6 miles (i)
D=
(ii)
∴D2= 4 miles (ii)
To find total distance, we will add d1 and d2
Total distance = 
∴ Total distance = 
= 10 miles is the total distance covered by boat in all this time.
Answer: 30 rides I think
Step-by-step explanation:
Answer:
Uncle's earnings is $2400
Step-by-step explanation:
Represent his uncle's earnings with x
$600 less than twice what your uncle earns is represented as:

Since, his aunt's earnings is $4200.
We have:

Add 600 to both sides


Solve for x


<em>Hence, His uncle's earnings is $2400</em>
Answer:
Another transformation that can be applied to a function is a reflection over the x– or y-axis. A vertical reflection reflects a graph vertically across the x-axis, while a horizontal reflection reflects a graph horizontally across the y-axis.
Answer: 7pi
Step-by-step explanation: If it completes the circumference distance (14pi) of the circle in 20 seconds, in 10 seconds it will complete half of that. or 7pi. Hope this helped!