Asked by Rusty
Eleven members of the team gave each other "high fives". If each player gave each teammate a high five, how many high fives would be given altogether?
Answers
Answered by
Ms. Sue
11 * 10 = ?
Answered by
olivia7239
either 66 or 121
Answered by
bobpursley
The first person does 10
The second person does not have to repeat the first, so does 9
the third 8 and so on.
10+9+8+....+1
the average is 5.5, done 10 times, 55
lets check:
10+9+8+7+6+5+4_3+2+1
19+15+11+7+3
34+21
55
The second person does not have to repeat the first, so does 9
the third 8 and so on.
10+9+8+....+1
the average is 5.5, done 10 times, 55
lets check:
10+9+8+7+6+5+4_3+2+1
19+15+11+7+3
34+21
55
Answered by
Ms. Sue
Bob is right. I goofed.
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