2theleastcommonmultipleofxandyis180 c

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Unformatted text preview: is 1.5 times that of investment A, what amount did Linda put into investment A ? (1) The interest for 1 year is $50 for investment A and $150 for investment B. (2) The amount that Linda put into investment B is twice the amount that she put into investment A. ­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­ ­­­­­­­­­­­­­­【【【【E 【【【【【【 investmentsA=X , investmentsB=y , interest rateA=X1, interest rateB=Y1 , 1.5X1=Y1 (1) X(X1)=50 , Y(Y1)=150 , Y(1.5X1)=150 , 【【【investment ,【【【 (2) Y=2X 【【【investment ,【【【 (1)+(2) 2X(1,5X1)=150 , Y(1.5X1)=150 【【【 investment 【【E ­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­ ­­­­­­­­­­­­­­ 164. 16412­!­item­!­187;#058&010774 At a two­day seminar, 90 percent of those registered attended the seminar on the first day. What percent of those registered did not attend the seminar on either day? (1) A total of 1,000 people registered for the two­day seminar. (2) Of those registered, 80 percent attended the seminar on thesecond day. ­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­­ ­­­­­­­­­­­­­­【【【【E 【【【【(1)【【【【【【【1000, 90 percent【【【【【, 10 percent【【【【【【【【【【【【【 ,【【【【 (2)【【80 percent【【【2【 ,【【【【【...
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