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Daily Dilemma #7: Answer Key

 

  1. In 1692 the tree had been planted
    1692 – 1620 = 72 years. So the tree was 72 + 7 = 79 years old.

  2. There are about 13 • 6 = 78 buildings altogether.
    46 buildings are shown so 78 – 46 = 32 hidden buildings.

time (in minutes)
1
2
3
4
5
6
7
Bryan's height before Ronnie
5
8
11
14
17
20
23
Bryan's height after Ronnie
3
6
9
12
15
18
21


    During the 6th minute, Bryan reaches the top of the tree before Ronnie pulls
    him down.

  1. A and D are Binkies assuming the criteria requires a closed curve with as many circles inside as outside.

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