Starter quiz

  • Calculate \sqrt {0.764} \times \sqrt {0.764}
    • '0.764' ✓
  • Calculate {9 \over \sqrt {3}} \times {9 \over \sqrt {3}}
    • '27' ✓
  • 2\sqrt {5} \times \sqrt {2} = 2\sqrt {b}. What is the value of b?
    • '10' ✓
  • \sqrt {6} \times \sqrt {4} \times 3\sqrt {10}\times \sqrt {10} = a\sqrt {6}. What is the value of a?
    • '60' ✓
  • Simplify the following expression: \sqrt {24} \div \sqrt {6}
    • '2' ✓
  • Evaluate the following expression: 3\sqrt {20} \div \sqrt {5}
    • '6' ✓
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