Answer:
which number to solve, it kinda seem difficult
The simple interest on the principal amount of $725 at a rate of 3.25% for 6 months is $736.78
<h3>What is simple interest? </h3>
Simple interest is calculated on the loan principal amount or the initial deposit into a savings account. It can be determined by using the formula:

where:
- P = principal = $725
- R = rate = 3.25%
- T = time = 6 months = 0.5 years

S.I = $736.78
Learn more about simple interest here:
brainly.com/question/2294792
Answer:
People should be knowledgeable about equations and inequalities because they are often used to solve day to day life problems.
Often times real life problems are modeled using equations and inequalities
Step-by-step explanation:
Inequalities are used often in real life, businesses use inequalities to control inventory, plan production lines, produce pricing models, and for shipping/warehousing goods and materials. Inequalities are used in engineering and production quality assurance.
An equation is the mathematical representation of those two things which are equal, one on each side of an 'equals' sign. Equations are useful to solve our daily life problem.