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【简答题】
什么是多普勒效应?多普勒频移和那些参数有关系?
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皮皮学刷刷变学霸
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【单选题】Luis is going to receive $20,000 six years from now. Soo Lee is going to receive $20,000 nine years from now. Which one of the following statements is correct if both Luis and Soo Lee apply a 7 percen...
A.
The present values of Luis and Soo Lee's monies are equal.
B.
In future dollars, Soo Lee's money is worth more than Luis' money.
C.
In today's dollars, Luis' money is worth more than Soo Lee's.
D.
Twenty years from now, the value of Luis' money will be equal to the value of Soo Lee's money.
【单选题】If it is now June, what month will it be 400 months from now?
A.
January
B.
April
C.
June
D.
October
E.
December
【简答题】In about 15 years' time from now, robots
【单选题】Suppose you deposit $1000 now and then $2000 a year from now. How much will you have two years from now, if the interest rate is 10% per year?
A.
$3000
B.
$3210
C.
$3200
D.
$3410
【简答题】由于受到外界的压力，个体不得不改变自己的观点和行为，以符合外界要求的现象叫做______。
【单选题】Luis is going to receive $20,000 six years from now. Soo Lee is going to receive $20,000 nine years from now. Which one of the following statements is correct if both Luis and Soo Lee apply a 7 percen...
A.
The present values of Luis and Soo Lee's monies are equal.
B.
In future dollars, Soo Lee's money is worth more than Luis' money.
C.
In today's dollars, Luis' money is worth more than Soo Lee's.
D.
Twenty years from now, the value of Luis' money will be equal to the value of Soo Lee's money.
E.
Soo Lee's money is worth more than Luis' money given the 7 percent discount rate.
【单选题】Sandrine is now 5 times as old as Nicholas, but 7 years from now, she will be 3 times as old as he will be then. How old is Sandrine now?
A.
15
B.
20
C.
21
D.
25
E.
35
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