exam Maths Puzzle Numerical Ability

27. Sue has $75 to spend on shirts and shorts. The shirts are on sale for $10 each, including tax, and the shorts are on sale for $15 each, including tax. List all the number com

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exam Other Question

A man invests part of $6,000 at 4% interest and the rest at 3% interest. His total annual income is $225. How much has he invested at each rate? Simplify.

1+(1/3) over 1-(3/7) = ??????

I used the parentheses to show that, for example, it is not 1+1 over 3, but 1 plus 1/3. The same stands for the second part of the problem.