exam Maths Puzzle Numerical Ability

Describe the locus of all points in space that are 5 cm from point P.
choices:
circle P with a radius of 5 cm
cube with 5 cm sides
sphere P with a radius of 5 cm
cube with 5 cm sides

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exam Other Question
For security a company will enclose a rectangle area of 11,200 ft^2 in the rear of its plant. One side will be bound by the building and the other three sides by fencing .If 300ft of fencing will be used, what will be the dimensions of the rectangle Minimize

P = 2x1 + x2



subject to:



2x1 + 2x2 >= 8

x1 - x2 >= 2