Kim1111viz
Answered

The interest obtained after one year on an investment at 2.5% simple interest per year if x is the amount of dollars invested.

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Rhyckayenviz
This is some kind of engineering economy problem.... The equation is " I= P × i × n ". I=interest, P=x dollars, i = 2.5%, and n= 1 yr. So, I = x × 0.025 ×1 ..... I = 0.025x... The interest obtained is 0.025x dollars.