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4
Let f(x)=ax+b
11a+b=23.55
12a+b=25.35
solve: a=1.8 b=3.75
so ..
f(x)=1.8x+3.75
if x=31 , f(x)=59.55
5 times
the lcm of 3 and 4 is 12
1 minute = 60 seconds
60 divided by 12 is 5
That’s the answer to your question.
Answer:
$46185.04
Step-by-step explanation:
80000 = X(1 + 0.0275/12)^(20×12)
X = 46185.03749
