Answer:
The answer is D.
Step-by-step explanation:
100 divided by 50 is 2.
So multiply the change by 2, so 2 times 3.
Answer is 6 percent.
Y is directly proportional to x and therefore takes the form y=kx where k is the constant of proportionality.
Dividing both sides by x for the given values, k becomes 18/4 = 4.5
Lower Quartile-21
Upper Quartile-52
Interquartile Range- 31
Hope this helps !!
The pH of distilled water is usually LESS THAN 7, because when it contacts air CO2 gas begins dissolving into the water.