9. A group of 50 single men were asked which dating apps they had on their phones. The folle data were collected: o 33 of the men had the Tinder app. 30 of the men had the Coffee Meets Bagel app. 26 of the men had the Hinge app. 16 of the men had both the Tinder and Coffee Meets Bagel apps. 14 of the men had both Tinder and Hinge apps. 18 men had both Hinge and Coffee Meets Bagel apps. 7 men had all three apps on their phones. a) Represent this information in a Venn diagram: b) Calculate the number of single men who have none of these apps on their phone. c) How many single men only had Tinder on their phone? d) How many students own at most two of the apps?

Advanced Engineering Mathematics
10th Edition
ISBN:9780470458365
Author:Erwin Kreyszig
Publisher:Erwin Kreyszig
Chapter2: Second-order Linear Odes
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9. A group of 50 single men were asked which dating apps they had on their phones. The follo
data were collected:
33 of the men had the Tinder app.
30 of the men had the Coffee Meets Bagel app.
26 of the men had the Hinge app.
16 of the men had both the Tinder and Coffee Meets Bagel apps.
14 of the men had both Tinder and Hinge apps.
18 men had both Hinge and Coffee Meets Bagel apps.
7 men had all three apps on their phones.
a) Represent this information in a Venn diagram:
b) Calculate the number of single men who have none of these apps on their phone.
c) How many single men only had Tinder on their phone?
d) How many students own at most two of the apps?
Transcribed Image Text:9. A group of 50 single men were asked which dating apps they had on their phones. The follo data were collected: 33 of the men had the Tinder app. 30 of the men had the Coffee Meets Bagel app. 26 of the men had the Hinge app. 16 of the men had both the Tinder and Coffee Meets Bagel apps. 14 of the men had both Tinder and Hinge apps. 18 men had both Hinge and Coffee Meets Bagel apps. 7 men had all three apps on their phones. a) Represent this information in a Venn diagram: b) Calculate the number of single men who have none of these apps on their phone. c) How many single men only had Tinder on their phone? d) How many students own at most two of the apps?
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