exam Maths Puzzle Numerical Ability

A man has 29 coins in his pocket, all of which are dimes and quarters. If the total value of his change is 590 cents, how many dimes and how many quarters does he have?

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exam Other Question

Practice Find the symmetries, if any, of the graph of the equation. Do not graph the equation. (Select all that apply.)
y = 7x6 + 3
If the length of the side of a square is increased by 6 units, the area is multiplied by 4. Find the original side length.