Question

exit ticket - venn diagrams
1 starr bukz asked 100 coffee drinkers whether they like cream or sugar in their coffee. according to the venn diagram above, how many like:
t. cream?
e. cream but not sugar?
s. sugar?
h. sugar but not cream?
o. cream and sugar?
w. cream or sugar?

Explanation:

Step1: Find number of people who like cream

Add the number in the cream - only part and the intersection part. So, $16 + 20=36$.

Step2: Find number of people who like cream but not sugar

This is the number in the cream - only part, which is $16$.

Step3: Find number of people who like sugar

Add the number in the sugar - only part and the intersection part. So, $20 + 35 = 55$.

Step4: Find number of people who like sugar but not cream

This is the number in the sugar - only part, which is $35$.

Step5: Find number of people who like cream and sugar

This is the number in the intersection, which is $20$.

Step6: Find number of people who like cream or sugar

Add the number in the cream - only part, the sugar - only part, and the intersection part. So, $16+20 + 35=71$.

Answer:

T. 36
E. 16
S. 55
H. 35
O. 20
W. 71