exam Maths Puzzle Numerical Ability

Mr.Malone must custom mix a fertilizer for his field. A solution of 55% fertilizer is to be mixed with a solution of 44% fertilizer to form 22 liters of a 47% solution. How much of

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exam Other Question
sum of interior angles of a polygon with 5 sides
sum of interior angles of a polygon with 10 sides
sum of interior angles of a polygon with 4 sides
sum of interior angles of a polygon with 7 sides Solve each compound inequality. Write the solution set using interval notation.

x - 5 + 6 or 2 - x > 4