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Question 1 of 314
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🧪 Which element has the chemical symbol Au?

Question 2 of 314
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📈 A backpack costs $48. You have a 20% off coupon. How much do you pay before tax?

Question 3 of 314
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💨 Which gas is commonly used to fill party balloons because it is lighter than air and nonflammable?

Question 4 of 314
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✋ What is the value of √225?

Question 5 of 314
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👨‍🦱 Which mathematician is known as the "Father of Geometry"?

Question 6 of 314
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❓ Find the missing number. 10, 20, 40, 80, ?, 320

Question 7 of 314
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🧾 Which U.S. state is known as the "Aloha State"?

Question 8 of 314
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💻 Which storage unit is the largest?