lol we have the same question on our test besides i’m in middle school Answer: idfk
Step-by-step explanation: don’t ask me i’m failing math
Company B offers the lowest price.
Company A:
32.50/2.5 =
13
Company B:
35.50/2.75 =
12.90
It's annuity problem
To solve your question use the formula of the present value of annuity ordinary which is
Pv=pmt [(1-(1+r)^(-n))÷r]
Pv present value?
PMT yearly payments 18000
R interest rate 0.09
N time 20 years
So
Pv=18,000×((1−(1+0.09)^(−20))÷(0.09))
pv=164,313.82
Answer: Transitive property of equality
Use doubling and halving to solve. So halve 12 and double 50. Then solve. 6*100=600