Pat invested a total of $3,000. part of the money was invested in a money market account that paid 10 percent simple annual interest, and the remainder of the money was invested in a fund that paid 8 percent simple annual interest. if the interest earned at the end of the first year from these investments was $256, how much did pat invest at 10 percent and how much at 8 percent?

how much did Pat invest at 10 percent and how much at 8 percent?

2200 10%

 800  8%

Explanation:

I=C*%I*T

I=C1*0,08*1+C2*0,10*1

3000=C1+C2

C1=3000-C2

256=(3000-C2)*0,08+C2*0,10

256=240-0,08C2+O,10C2

16=0,02C2

C2=800

C1=2200

I=2200*0,1= 176

I=800*0,08=80

a

explanation:

i know

1) the stages a new product goes through from beginning to end, i.e., the stages that a product passes through from introduction through growth, maturity, and decline. 2) the time from initial research and development to the time at which sales and support of the product to customers are withdrawn. 3) the period of time during which a product can be produced and marketed profitably.

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