The interest earned by $318 investment is 9/100 x 318= $28.62
Answer:
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Step-by-step explanation:
ok
75% I think.
because if you do 560 - 420 you get 140.
140 / 560 x 100 = 25
which means there is a 25% decrease, so they took 75%.
Answer:
multiply all off that and get your andser
if x^2=40 you would need to square root both sides to get x alone therefore x=6.3
