Answer:
47.4%
Step-by-step explanation:
It has to be below 50% because those weights fall at or below the average.
Answer: 45%
Step-by-step explanation:
Converting the word problem into words, we have:
18= x/100*40
Solving for it, we get that x=45.
Answer:
or x-25/2
Step-by-step explanation:
Answer: Second option is correct.
Step-by-step explanation:
A company wants to try out two new toothpaste brands (brand A and brand B) on customers who use the company's existing toothpaste brand.
So, the best method for this study is an experiment.
As the company will try its two new brands who are already using their existing toothpaste brand.
They will get to know their like and dislike about their two new toothpaste brands.
Hence, Second option is correct.
Answer:
Abelito had the greater average speed
Step-by-step explanation:
Given
Bobby:
Abelito
Required:
Who had a greater average speed
Average speed (S) is calculated as:
We will make use of mph (miles per hour) as the unit of speed.
For Bobby:
Convert minute to hour
For Abelito
Convert minute to hour
By comparison: 12.5mph > 8mph
Hence: Abelito had the greater average speed
