WebQ. Nos. 16 to 20 are short answer type questions of 1 mark each. 16. If sin A + sin2 A = 1, then find the value of the expression (cos2 A + cos4 A). Ans: 2 2 sinA 1 sin A sinA cos A =− ⎫ ⎬ = ⎭ 1/2 cos2A + cos4 A = sin A + sin2 A = 1 1/2 17. In Fig. 4 is a sector of circle of radius 10.5 cm. Find the perimeter of the sector. 22 Takeπ 7 ... WebFind the class marks of classes 10 -25 and 35 – 55. mean mode median class-10 1 Answer +1 vote answered Sep 10, 2024 by AmirMustafa (60.4k points) selected Sep 23, 2024 by Vikash Kumar Best answer Class …
Objective Questions CLASS : 9 th SUB : Maths CHAPTER 14
Web10. Find the class marks of classes 10 - 25 and 35 - 55. ai 10-25 747 35-65 af faa 1 Solution Verified by Toppr Was this answer helpful? 0 0 Similar questions Divide 64 into … WebJul 9, 2024 · Find the class marks of classes 10 -25 and 35 – 55. asked Jul 9, 2024 in Statistics by Ankush01 (56.7k points) mean; median; mode; class-10; Welcome to Sarthaks eConnect: A unique platform where students can interact with teachers/experts/students to get solutions to their queries. saegertown pa to sharon pa
Find the class marks of classes 10 25 and 35 55. Maths …
WebMay 7, 2024 · Question. Find the class-marks of the classes 10-25 and 35-55. Solution. Class-mark of class 10 – 25 = 10 + 25/2 = 35/2 = 17.5 Class-mark of class 35–55 = 35 + 55/2 = 90/2 = 45. Question. The mileage (km per litre) of 50 cars of the same model was tested by a manufacturer and details are as follows: Find the mean mileage. WebFeb 25, 2024 · Find the class mark of classes 10-25 and 35-55. OR Find the value of x, if the mode of the following data is 25. 15, 20, 25, 18, 14, 15, 25, 15, 18, 16, 20, 25, 20, x, 18 Solution : 17.5,45 OR 25. Question 15. … WebFind the class mark of the class 10−25. Easy Solution Verified by Toppr Class mark = 2Upper limit+Lower limit= 210+25= 23517.5 Was this answer helpful? 0 0 Similar … isfogep / essec business school