T=I/Pr
t:500/(4000*0.025)
t: 5 yrs
Dear Random17, the question to your answer requires the use of the formula I=Prt. The equation will look like 500=4000(0.025)t. Multiply 4000 times 0.025 to get 500=10t. T=50 years.

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A train is pulling 23 red cars and 36 blue cars. Each car has 32 boxes of freight. Which is the best estimate for the number of

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