exam Maths Puzzle Numerical Ability

Ellie and Ruth make plans to paint the house. Ellie can paint it in 10 hours. Ruth says she can paint it in 6 hours. How long will it take them to paint the house together?

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exam Other Question
A home valued at $150,000 is assessed taxes of $1900. At the same rate how much tax is ona home valued at $180,000? Factor Complete


a. h^2 -64

b. j^2 +10j + 25