एक चर वाले रैखिक समीकरण | CLASS 8 - गणित | 4 PM Class by Amit Sir | L1 | Hindi Medium

दो चर वाले रेखिक समीकरण|उदाहरण |NCERT Exercise 4.1

Class 10 Maths (Hindi) | Chapter 3 | दो चर वाले रैखिक समीकरण युग्म | Important Questions | Quick Revision

चर और अचर क्या हैं?|बीजीय व्यंजक|समीकरण|एक चर वाली रैखिक समीकरण|दो चरों वाली रैखिक समीकरण|प्रश्न|दो चर वाले रैखिक समीकरण युग्म|सारांश

Ratio of the fares of First ,Second and Third class catogory of a train , between two stations is 10:7:2 and the ratio of passenger travelling in these category is 4:9:17 respectively .If the fare is increased by 1/4 in First class , 1/8 in second class and decreased by 10% i Third Class and the ratio of number of passenger in the category remains same .If the total amount received of Rs. 60590 , then find the total amount received from thrid class category .

Class 10 Science (Hindi) | Chapter 1 | रासायनिक अभिक्रियाएँ एवं समीकरण | Important Questions | Quick Revision

Class 10 Maths (Hindi) | Chapter 4 | द्विघात समीकरण | Important Questions | Quick Revision

Class 12 Maths (Hindi) | Chapter 4 सारणिक | Important Questions | Quick Revision | Part-1

The probability that a student selected at random from a class will pass in Hindi is 4/5 and the probability that he passes in Hindi and English is 1/2 . What is the probability that he will pass in English if it is known that he has passed in Hindi ?

The average age of students of a class is 15.8 years. The average age of boys in the class is 16.4 years and that of the girls is 15.4 years. The ratio of the number of boys to the number of girls in the class is (a) 1 : 2 (b) 2 : 3 (c) 3 : 4 (d) 3 : 5