1 Mistake Pyaar में Kabhi मत करना | Motivational Story for Students #motivationalstory

In solving a problem that reduces to a quadratic equation,one student makes a mistake in the constant term and obtains 8 and 2 for roots.Another student makes a mistake only in the coefficient of first-degree term and finds -9 and -1 for roots.The correct equation is

The given bar graph represents the number of students admitted in four schools (S1, S2, S3, S4) during two consecutive years 2017 and 2018. दिया गया दंड आरेख चार स्कूलों (S1, S2, S3, S4) में लगातार दो साल 2017 और 2018 के दौरान नामांकित छात्रों की संख्या को प्रदर्शित करता है। The total number of students admitted in school S3 for both years is approximately what percent of total students admitted in school S2 for both years? दोनों वर्षों के लिए स्कूल S3 में नामांकित छात्रों की कुल संख्या, दोनों वर्षों के लिए स्कूल S2 में नामांकित कुल छात्रों का कितना प्रतिशत है?

The mean and standard deviation of 100 observations were calculated as 40 and 5.1 respectively by a student who took by mistake 50 instead of 40 for one observation.What are the correct mean sand standard deviation?

The mean and standard deviation of 100 observations were calculated as 40 and 5.1 respectively by a student who took by mistake 50 instead of 40 for one observation.What are the correct mean and standard deviation?

The given bar graph represents the number of students admitted in four schools (S1, S2, S3, S4) during two consecutive years 2017 and 2018. दिया गया दंड आरेख चार स्कूलों (S1, S2, S3, S4) में लगातार दो साल 2017 और 2018 के दौरान नामांकित छात्रों की संख्या को प्रदर्शित करता है। The ratio between total number of students admitted in the four schools in 2017 to the total number of students in the four schools in 2018 is: 2017 में चार स्कूलों नामांकित में कुल छात्रों की संख्या और 2018 में चार स्कूलों में नामांकित कुल छात्रों की संख्या के बीच अनुपात है: