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【【【【D 【【【【(1) 7 < x < 11 , 【【【【 2 , 7 , x , 11 , 16 , m= 36 + x , 【【【【x , x= 5 (2)x【【【【, 【【【 2 , 7 , x , 11 , 16 , x= 36 + x 36 + x ,x=9 ,【【 5 ,x=9 ,【【 5 (1) (2)【【【 ,【【D
162. 16257!item!187;#058&010730
What fraction of this year's graduating students at a certain college are males?
(1) Of this year's graduating students, 33 percent of the males and 20 percent of the females transferred from another college.
(2) Of this year's graduating students, 25 percent transferred from another college.
【【【【C
【【【【(1) 0.33M+0.2F=transfer 【【【 (2) 0.25【M+F)=transfer 【【【 (1)+ (2) M=5/8F 【【 【E
163. 16312!item!187;#058&010731
Linda put an amount of money into each of two new investments, A and B, that pay simple annual interest. If the annual interest rate of investment B...
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This note was uploaded on 06/15/2012 for the course ECON 401 taught by Professor Kim during the Spring '12 term at East China Normal University.
 Spring '12
 Kim

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