book Maths Puzzle Numerical Ability

You have $4.45 in nickels and dimes. There are 14 more nickels than dimes. how many of each do you have.

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book Other Question

-6x+9>3

what does the graph look like for this?
(7 + 2 square root of 3)*(5 - square root of 3)

cubed root of 10x squared y to the fourth power times cubed root of 4x squared y squared

simplify square root of 8x to the fif