Question: Expand: (4x – 5)^2 = ? विस्तार कीजिए: (4x – 5)^2 = ? Options: a) 16x^2 – 40x + […]

Question: The square root of a non-perfect square natural number is always: एक गैर-पूर्ण वर्ग प्राकृत संख्या का वर्गमूल हमेशा

Question: A dealer bought 50 chairs for Rs. 500 each. He sold 30 chairs at a 15% profit and the

Question: Simplify: (√5)^8 ÷ (√5)^2 = 5^n. Find n. सरल कीजिए: (√5)^8 ÷ (√5)^2 = 5^n. n का मान ज्ञात

Question: A person sells an old laptop for Rs. 18,000, making a profit of 20% after spending Rs. 2,000 on

Question: A trapezium has parallel sides of 14 cm and 18 cm. If its area is 160 cm², find its

Question: If the radius of a sphere is increased by 20%, what is the percentage increase in its surface area?

Question: Vikas invested Rs. 15,000 in a bank offering 6% simple interest per year. How much interest will he earn

Question: A chord of length 10 cm subtends a right angle at the center of the circle. Find the radius

Question: In a circle of radius 13 cm, a chord is drawn at a distance of 5 cm from the