The Circle Graph Shows the Number of Blood Donors of Each

question 49

Multiple Choice

The circle graph shows the number of blood donors of each blood type who participated in the previous blood drive at a community college. What is the ratio of donors with type A- blood to those with type O+ blood?

• A) \(\frac { 1 } { 5 }\)
• B) \(\frac { 2 } { 3 }\)
• C) \(\frac { 1 } { 3 }\)
• D) \(\frac { 5 } { 3 }\)
• E) \(\frac { 3 } { 5 }\)

---

Definitions:

Class Interval

A range of values within a dataset into which data points are grouped for frequency distribution analysis, often used in histograms.

Histogram

A graphical representation of the distribution of numerical data, usually showing the frequency of data within certain ranges.

Class Interval

A range of values in a dataset that is grouped together for the purpose of constructing a frequency distribution or histogram.