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若 与 皆存在 且相等 , 则 存在A.
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【单选题】In a digital transmission, the sender clock is 0.2 percent faster than the receiver clock. How many extra bits per second does the sender send if the data rate is 1 Mbps?
A.
20
B.
200
C.
2000
D.
20000
【单选题】If real GDP per person is growing at 4 percent per year, approximately how many years will it take to double?
A.
17.5
B.
25
C.
4
D.
8
【简答题】for peoblem 38, suppose that sales are expected to be 100 units in the first year and increase at a rate of 40 percent per year. how many years will it take to recoup the $30000 initial investment? as...
【简答题】According to the rule of 70, if $100,000 invested at 7 percent interest per year, how many years in approximately it will double in size?
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