Calculation:
First, converting R percent to r a decimal
r = R/100 = 5%/100 = 0.05 per year,
then, solving our equation
I = 20 × 0.05 × 2 = 2
I = $ 2.00
The simple interest accumulated
on a principal of $ 20.00
at a rate of 5% per year
for 2 years is $ 2.00.
Answer:
x = 15 cm
Step-by-step explanation:
Use Pythagorean thm:
9² + 12² = x²
81 + 144 = x²
225 = x²
√225 = √x²
15 = x
Hope this helped :)
Answer:
10(n+4)
Step-by-step explanation:
this is the equation, simplified is
10n+40
The answer is C. The 4th period class should get the reward. Though the medians are the same, the first and third quartiles are higher, so the students did better on average than in the 2nd period class.