Cleave Books Answers to Puzzle Trio 25
73. | A Red triangle is the last one in the set. They are the 4 symbols used on English banknotes, designed to help people with poor sight. |
74. | 34 years (= 30 + 4) |
75. | (a) 75π/4 or 58.9 square metres (b) 781π/4 or 613.4 square metres. |
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