Question types

Square Root and Cube-Cube Root question types

118 questions across 5 question groups — pick any mix to generate a Maths paper with step-by-step answer keys.

118
Questions
5
Question groups
5
Question types
Sample Questions

Square Root and Cube-Cube Root questions

One sample from each question group in this chapter. Select any group above to see the full set with answer keys.

A perfect square number having n digits where n is even will have square root with:
  • A
    $\text{n}+1\text{ digit}$
  • $\frac{\text{n}}{2}\text{ digit}$
  • C
    $\frac{\text{n}}{3}\text{ digit}$
  • D
    $\frac{\text{n}+1}{2}\text{ digit}$

Answer: B.

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The perimeters of two squares are $40$ and $96$ metres respectively. Find the perimeter of another square equal in area to the sum of the first two squares.
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A three digit perfect square is such that if it is viewed upside down, the number seen is also a perfect square. What is the number? Hint: The digits $1, 0$ and $8$ stay the same when viewed upside down, whereas $9$ becomes $6$ and $6$ becomes $9.$
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