lena has $70,000 in a savings account that earns 15% interest per year. The interest is not compounded. How much interest will she earn in one year
we know that
The simple interest formula is equal to
where
I is the Final Interest Value
P is the Principal amount of money to be invested
r is the rate of interest
t is Number of Time Periods
in this problem we have
P=$70,000
r=15%=15/100=0.15
t=1 year
substitute in the given formula