exam Maths Puzzle Numerical Ability

Evaluate

-c2nd power -5(c to 0 power + d)2nd power if c= -3 and d = 4

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exam Other Question

Solve the equation. (If there are any unused answer boxes, enter NONE in the last boxes. If any real number is a solution, enter ANY in the answer boxes.)

|8-1/3x|+5=8

x = Sixty students were interviewed and the following information was obtained: 20 own a horse; 31 own a cat; 32 own a dog; 7 own a horse and a cat; 14 own a cat and a dog; 12 own a do