Answer:
24
Step-by-step explanation:
4 years ago, Daniel would've been 4 and Kevin would be 20, so Kevin would've been 5 times as old as Daniel. And 8 x 3 = 24. So, Kevin is 24.
Answer:
--- You
--- Another student
Reason: Because there is a variation in the given dimensions
Step-by-step explanation:
Given
Your measurement

Another students'

Solving (a): The area
Area is calculated as:

For you


For the other student


Solving (b): Reason for the variation in the areas
The given measurements are estimates of the dimensions of the rectangle.
Since there is a variation in the estimates, there will be some level of variation in the calculated area.
3x-x+2=4, That should be your answer if that is what your looking for
The answer is 10 I just subtracted it so
9) 0.3
10) 4.1
11) 0.5
12) 4.8
13) 3.2
14) 1.6
15) 3.9
16) 1.5
Hope this helped, please mark brainliest