Seven family members are planning a picnic. They work out the details with a few phone calls. One family member has 5 conversations, two have 3 conversations, and one has only 1 conversation.
How many phone conversations are there?
A)9
B)12
C)6
D)18

Question

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The Answer of Seven family members are planning a picnic. They work out the details with a few phone calls. One family member has 5 conversations, two have 3 conversations, and one has only 1 conversation.
How many phone conversations are there?
A)9
B)12
C)6
D)18

Seven Family Members Are Planning a Picnic