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18
The annual interest rate earned by an investment increased by 10 percent from last year to this year. If the annual interest rate earned by the investment this year was 1 percent, what was the annual interest rate last year?
A. 1%B. 1.1%C. 9.1%D. 10%E. 10.8%
Answer C
不懂怎么算的
16
From May 1 to May 30 in the same year, the balance in a checking account increased. What was the balance in the checking account on May 30?
(1)If, during this period of time, the increase in the balance in the checking account had been 12 percent, then the balance in the account on May 30 would have been $504
(2)During this period of time, the increase in the balance in the checking account was 8 percent.
lStatement (1) ALONE is sufficient, but statement (2) alone is not sufficient
lStatement (2) ALONE is sufficient, but statement (1) alone is not sufficient
lBOTH statements TOGETHER are sufficient, but NEITHER statement ALONE is sufficient.
lEACH statement ALONE is sufficient
lStatements (1) and (2) TOGETHER are NOT sufficient
28
If k=-1, which of the following is (are) true?
k^k=k2. | k| =-k.3.k^0=-k
A. 1 onlyB. 1 and 2 onlyC. 1 and 3 only
D. 2 and 3 onlyE.1. 2. and 3.
16
From May 1 to May 30 in the same year, the balance in a checking account increased. What was the balance in the checking account on May 30?
(1)If, during this period of time, the increase in the balance in the checking account had been 12 percent, then the balance in the account on May 30 would have been $504
(2)During this period of time, the increase in the balance in the checking account was 8 percent.
lStatement (1) ALONE is sufficient, but statement (2) alone is not sufficient
lStatement (2) ALONE is sufficient, but statement (1) alone is not sufficient
lBOTH statements TOGETHER are sufficient, but NEITHER statement ALONE is sufficient.
lEACH statement ALONE is sufficient
lStatements (1) and (2) TOGETHER are NOT sufficient
28
If k=-1, which of the following is (are) true?
k^k=k2. | k| =-k.3.k^0=-k
A. 1 onlyB. 1 and 2 onlyC. 1 and 3 only
D. 2 and 3 onlyE.1. 2. and 3.
16
From May 1 to May 30 in the same year, the balance in a checking account increased. What was the balance in the checking account on May 30?
(1)If, during this period of time, the increase in the balance in the checking account had been 12 percent, then the balance in the account on May 30 would have been $504
(2)During this period of time, the increase in the balance in the checking account was 8 percent.
lStatement (1) ALONE is sufficient, but statement (2) alone is not sufficient
lStatement (2) ALONE is sufficient, but statement (1) alone is not sufficient
lBOTH statements TOGETHER are sufficient, but NEITHER statement ALONE is sufficient.
lEACH statement ALONE is sufficient
lStatements (1) and (2) TOGETHER are NOT sufficient
28
If k=-1, which of the following is (are) true?
k^k=k2. | k| =-k.3.k^0=-k
A. 1 onlyB. 1 and 2 onlyC. 1 and 3 only
D. 2 and 3 onlyE.1. 2. and 3.
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发表于 2010-10-28 15:57:03
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