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1 For all positive integers m, m = 3m when m is odd and m =0.5m when m is even, which of the following is equivalent to 9*6 Answer: 27
我觉得是87呀
2 On Jane’s credit card account, the average daily balance for a 30-day billing cycle is the average (arithmetic mean) of the daily balances at the end of each of the 30 days. At the beginning of a certain 30-day billing cycle, Jane’s credit card account had a balance of 600. Jane made a payment of 300 on the account during the billing cycle. If no other amounts were added to or subtracted from the account during the billing cycle, what was the average daily balance on Jane’s account for the billing cycle? (1) Jane’s payment was credited on the 21st day of the billing cycle. (2) The average daily balance through the 25th day of the billing was 540
Answer D
完全不明白题目和选项的意思 请牛牛帮忙翻译一下
3 What is the remainder when positive integer x is divided by 6? (1) When x is divided by 2, the remainder is 1; and when x is divided by 3, the remainder is 0 (2) When x is divided by 12, the remainder is 3
Answer: D 不知道两个条件能分别推出什么
4 A used- car dealer sold one car at a profit of 25 percent of the dealer’s purchase price for that car and sold another car at a loss of 20 percent of the dealer’s purchase price for that car. If the dealer sold each car for 20,000, what was the dealer’s total profit or loss, in dollars, for the two transactions combined? A 1000profit B 1000 loss Answer: B 我觉得是A呀
5 which of the following lists the number of points at which a circle can intersect a triangle? A 2 and 6 only B 2,4,6 only C: 1,2,3,and 6 only D 1,2,3,4,and 6 only E1,2,3,4,5,and 6
Answer: E 毫无头绪 题目是什么意思呀
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发表于 2008-4-17 21:12:00
