Answer:
28 km per hour
Step-by-step explanation:
First determine the amount of time that the trip took
17:55 - 17:40 = :15 or 15 minutes
We need the time in hours
15 minutes * 1 hour/ 60 minutes = 15/60 hours = 1/4 hours
To determine speed, take distance and divide by time
7 km ÷( 1/4 hours)
Copy dot flip
7 * 4/1
28 km per hour
Answer:
Expression 8 • 24 represents the total area.
Option A is correct.
Step-by-step explanation:
Width of living room = 8 ft
Length of living room = 24 ft
We need to calculate area:
The formula used is: 
Putting values to get the expression

So, Expression 8 • 24 represents the total area.
Option A is correct.
Answer:
Only Carla
Step-by-step explanation:
Its the right way to solve (x+1)(x-1)=8
Answer:
314in²
Step-by-step explanation:
Given : Radius of the circle r=10 inches
A = 3.14 x 10²
A = 3.14 x 100
A = 314in²