Answer:
Is this a serious question then ummmmm I believe they are to use in your head
Step-by-step explanation:
The answer is
x+y=10
20x+30y=280
Answer:
AA
Step-by-step explanation:
Answer:
Option C.
Step-by-step explanation:
we know that
The compound interest formula is equal to
where
A is the Final Investment Value
P is the Principal amount of money to be invested
r is the rate of interest in decimal
t is Number of Time Periods
n is the number of times interest is compounded per year
in this problem we have
substitute in the formula above
Answer:
15 = 0.025
16= 3 years
Step-by-step explanation:
15.
I=prt
15= (200)(r)(3)
200(3) = 600r
15 divided by 600r = 40 (0.025)
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16.
I=prt

t= 3 years