2006 澳洲 AMC B-UpperPrimary 真题 答案 详解

2006 年 B-UpperPrimary 真题,中英双语,答案,详解

英文真题

Upper Primary Division Questions 1 to 10, 3 marks each 1. Which of these numbers is the largest? (A) 132542 (B) 132452 (C) 135242 (D) 32542 (E) 35242 2. The value of 2694 ÷ 100 is (A) 2.694 (B) 26.94 (C) 269.40 (D) 26940 (E) 269400 3. A park is 40 metres long, 30 metres wide and 50 metres across diagonally. How many metres less is it to walk diagonally across the park rather than around the two sides? (A) 10 (B) 20 (C) 30 (D) 40 (E) 50 4. In the number sentence, 3 □ 5 + 6 = 21, which mathematical symbol is represented by the square? (A) = (B) + (C) - (D) × (E) ÷ 5. How much would you save with a supermarket ‘4 c off per litre’ petrol voucher if you buy 30 litres of petrol? (A) $30 (B) $4 (C) $4.30 (D) $1.20 (E) $12