if a company sells red blue and white tents at a ratio of 5:3:1 and they sell 1350 tents in one month how many of each color tent was sold​

Calculate the total payback for a $3,500 loan at 8% annual interest with monthly payments for two years. show all of your steps. use the formula, m = pm(1 + m)^na/(1 + m)^na - 1, as needed.