D is the correct answer.
0.25 is rational because it can be represented as a ratio of integers (1/4).
0.45 is rational because it can also be represented as a ratio of integers (9/20).
When you multiply rational numbers, you always end up with a rational number.
0.25*0.45=0.1125 or 1125/10000
r+s^2
4+1^2
4+2
6
Hopefully this helped
Cani get the brainliest please
Answer:
you use the mean method. and then round.
Answer:
16 runner
Step-by-step explanation:
It is given that,
Each group will need to run a race that is 1/2 of a mile long. Each runner has to run 1/8 of a mile in the race.
Let there are x no of runners. ATQ,

So, there are 16 runner that are needed for each relay race group.
Answer:
The linear distance between the two points is the square root of the sum of the squared values of the x-axis distance and the y-axis distance. To carry on the example: the distance between (3,2) and (7,8) is sqrt (52), or approximately 7.21 units.
Step-by-step explanation: