The formula of the Simple Interest is:
I=PRT
P for Principle Amount ($1200)
R for Rate (5%=

= 0.05)
T for Time in years (4 years)
I = 1200 × 0.05 × 4
= $240
Add the interest to the principle amount to check the balance
$1200 + $240 = $1440
The answer is 21
252 / 12 = 21
I hope this helped :)
Pi. I don't know what the square root is doing there because it has no number under it.
Answer:
sorry say nice its out of understand
Answer: A)
Step-by-step explanation: If You just look at the numbers you can single out which one is correct