select the correct answer.\nsimple interest = p × r × t\njoe borrowed $900 from sam for six months. how much…

select the correct answer.\nsimple interest = p × r × t\njoe borrowed $900 from sam for six months. how much will sam earn if he charges joe a simple interest rate of 4 percent?\na. $18\nb. $216\nc. $918
Answer
Explanation:
Step1: Identify values
$P = 900$, $r=0.04$, $t=\frac{6}{12}=0.5$
Step2: Apply simple - interest formula
$I = P\times r\times t=900\times0.04\times0.5$ $I = 900\times0.02$ $I = 18$
Answer:
A. $18$