A)$150 at 3 % interest for 2 years B)$750.00 at 1/2% interest for 3 years C) $2,250.00 at 1 3/4% interest for 1 year
D)$2.550.00 at 3 1/4 interest for 4 years
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1. 0.3 •4 is the same as 4 groups of 0.32. 7•0.8 is the same as 7 groups of 0.83. it increases by 0.5 every time, so 0.5x4 it increases by 0.9 every time, so 0.9x5. 0.9•12=10.86. 0.47•5=2.35i can finish the next ones in a separate post