exam Maths Puzzle Numerical Ability

Stan invested $17,000, part at 18% and part at 4%.

If the total interest at the end of the year is $1,380, how much did he invest at each rate?

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Twice the number of pansies exceeded 4 times the number of daises by 8. Also, 7 times the number of daisies was 4 less than 3 times the number of pansies. How many of each were there? please help!! find the length and width of rectangle WXYZ. top left of rectangle labeleb W top right Z bottom left X bottom right Y between W and Z is x+7 between X and Y A=198 in.^2 between Z and Y x thenks for the help.