.05*3= .15
4000*.15= 600 So 600 people left the town
Now subtract
4000-600= 3400
Let D be Daniel's present age, then we can represent Kevin's present age as 3D because Kevin is 3 times as old as Daniel.
We can write an expression for Daniel's age 4 years ago as D-4 and Kevin's age 4 years ago as 3D-4.
We are told that 4 years ago Kevin was 5 times as old as Daniel. We can write this information as:
Now let us solve our equation to find Daniel's present age.




Daniel's present age is 8 years. Now we will multiply 8 by 3 to get Kevin's present age as Kevin is 3 times old as Daniel.

Therefore, Kevin is 24 years old now.
median;
i tried mean 3, and mean 5 is wrong for sure, meaning it is median
explanation
arranged least to greatest
2, 2, 3, <em>3, 3,</em> 4, 4, 19 (8 numbers)
3+3/2=3
median=3
Density = mass / volume
Density = 4,830 / 0.25
Density = 19,320 kg/m
Answer:
42 m
Step-by-step explanation:
l+1 * (b+1) = lb+22
lb+b+l+1 = lb+22
l+b=21
perimeter = 42 m