Answer:
what are the available options then I can answer
Answer:
Step-by-step explanation:
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
Bank A
substitute in the formula above
Bank B
substitute in the formula above
Bank C
substitute in the formula above
Find the average interest gained from the three accounts in one year
Answer:The height of the building is 30ft
Step-by-step explanation:
It should open up because the a which is 4 is positive