How much interest is earned on a principal amount of $400 invested at an interest rate of 5% for 3 years

$63.05

Step-by-step explanation:400*1.05*1.05*1.05=463.05

463.05-400=63.05

relating to or denoting a system of numbers and arithmetic based on the number ten, tenth parts, and powers of ten.

it alot will look like this 4.4

x = 2

step-by-step explanation:

if sr parallel to ba then the sides bc and ac are in proportion, that is

= ← substitute values

= ( cross- multiply )

27x = 6(4x + 1)

27x = 24x + 6 ( subtract 24x from both sides )

3x = 6 ( divide both sides by 3 )

x = 2