Questions and answers from this day. Play today's quiz to build your streak.
Question 1 · Circles
Answer: 616 cm². Area = π × r² = 22/7 × 14 × 14 = 616 cm².
Question 2 · Square roots
Answer: 16. 16 × 16 = 256, so √256 = 16.
Question 3 · Linear equations
Answer: 12. Subtract 10 from both sides: 7x = 84. Divide by 7: x = 12.
Question 4 · Discounts
Answer: ₹525. 25% of ₹700 = ₹175. ₹700 − ₹175 = ₹525.
Question 5 · Simple interest
Answer: ₹1,800. Simple interest = P × R × T ÷ 100 = 9000 × 10 × 2 ÷ 100 = ₹1,800.
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