Q72
Question: What is the value of 1² + 2² + 3² + … + 10²? 1² + 2² + 3² […]
Question: What is the value of 1² + 2² + 3² + … + 10²? 1² + 2² + 3² […]
Question: If the compound interest on ₹1000 at 10% per annum for 2 years is ₹X, find X. यदि ₹1000
Question: If tan θ = 3/4, find sin θ. यदि tan θ = 3/4 है, तो sin θ ज्ञात करें।
Question: A boat travels 24 km downstream and 16 km upstream in 4 hours each. Find the speed of the
Question: The cost price of 20 articles is equal to the selling price of 16 articles. Find the profit percentage.
Question: A right circular cylinder has radius 7 cm and height 10 cm. Find its total surface area. (π =
Question: If a² − b² = 40 and a − b = 4, find a + b. यदि a² −
Question: Two pipes A and B can fill a tank in 20 and 30 minutes respectively. If both are opened
Question: The average of 5 numbers is 30. If one number is excluded, the average becomes 28. What is the
Question: A sum doubles itself in 8 years at simple interest. What is the rate of interest per annum? एक