आँकड़ों का प्रबंधन | Exam Special-Revision | CLASS 7 गणित | 5 PM Class by Amit Sir |L2 | Hindi Medium

Acids,Bases and pH - Class 10 Science | 7 PM Master Class By Vipin Sir

Class 10 Science | Chapter 5 Periodic Classification of Elements | Important Questions and Quick Revision| Part 2

Each of the questions below consists of a question and two statements numbered I and II given below it. You have to decide whether the data provided in the statements are sufficient to answer the question. What is Keshav's rank in a class of 50 ? I. Amit, ranking 18th in the class from the top, is 7 ranks below Vivek, who is 5 ranks above Keshav: II. Saurav, the 10th from the bottom, is 20 ranks below Suresh, who is 5 ranks below Keshav.

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 ?

Previous Class Revision|NCERT प्रश्नावली 7.5 का हल भाग-2|सारांश

Class 12 Maths | Chapter 7 | Integrals | Important Questions | Quick Revision| Part 2

In a class Vidya ranks 7th from the top, Divya is 7 ranks ahead of Medha and 3 ranks behind Vidya. Sushama, who is 4th from the bottom, is 32 ranks behind Medha. How many students are there in the class? 1) 52 2) 49 3) 50 4) 51 5) None of these

The ratio of boys to girls in a class is 2 : 3 and the average score of all the students in the class in maths is 54. The average score of boys is 50% more than that of girls. What is the average score of girls ? एक कक्षा में लड़के और लड़कियों की संख्या का अनुपात 2 : 3 है और कक्षा में सभी छात्रों के गणित में औसत प्राप्तांक 54 है | लड़कों का औसत प्राप्तांक लड़कियों के औसत प्राप्तंक से 50% अधिक है | लड़कियों का औसत प्राप्तांक कितना है ?

Class 10 Science (Hindi) | Chapter 2 | अम्ल, क्षार तथा लवण | Important Questions | Quick Revision