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There are 8 members in a friends group w...

There are 8 members in a friends group who greet each other on the Deepawali day be sending cards. How many greeting cards will be used for this purpose by this group?

A

50

B

64

C

56

D

60

Text Solution

Verified by Experts

The correct Answer is:
C
Number of greeting cards used `=8xx7=56`
Note Every person will send card to 7 friends.
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