Answer:
0.25
Step-by-step explanation:
It cant become a whole number but it can become a decimal. In order for it to become a whole number such as 1 or 50.0 (you dont have to put the .0 if it has no numbers behind the decimals) you need to have a fraction with the denominator(bottom such as 15/<u>10</u>) smaller than the numerator (top such as <u>15</u>/10) like so 15/10
It is the division property of equality. You divide by 5 each side of the equation to isolate x.
Answer:
(B) An uncontrolled experiment.
Step-by-step explanation:
In the case of an uncontrolled experiment here all participants are provided the similar treatment and there should be no comparison oppose to any group i.e. controlled
Since in the given situation, there are similar diets are provided to 20 volunteers and it can be that the cholesterol level is decreased after particular time period,
Hence, it is an uncontrolled experiment.
Thus, option B is correct.
Answer:
C: real number
Step-by-step explanation:
The set of real numbers includes rational and irrational numbers. It would be difficult (impossible) to draw a number line consisting of only rational numbers or only irrational numbers.* So, the number lines we draw represent all real numbers.
_____
* There are an infinite number of rational numbers between any pair of irrational numbers. Similarly, there are an infinite number of irrational numbers between any pair of rational numbers
