The principal will have to increase the number of eighth grade next year if the seventh grade enrollment exceeds 110% of the cur
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Answer:
Step-by-step explanation:
Factor out 20 from the expression.
Take 20 as common.
Answer:
The smallest amount is
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
solve for P
Round to the nearest pound she can invest
The smallest amount is