exam Maths Puzzle Numerical Ability

If 3 balls are drawn at random from a bag containing 3 red and 4 blue balls, what is the expected number of red balls in the sample?

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exam Other Question

With summer winding down, Mr. and Mrs. Mallery decided to take their family to the beach one last time. They loaded their kids, Olivia and Liam, into the car and headed off early Write an equation for the circle with center (-4,√7) and radius of 5 units.

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