विद्युत् धारा के चुम्बकीय प्रभाव | Class 10-विज्ञान | 2 PM Class by Ruchi Ma'am | L14 | Hindi Medium

Class 11 के बाद क्या ? Class 12 Hindi Medium की पढ़ाई साल के शुरू से कैसे करें ?

12 PM Special Class | Class 11 - STRUCTURE OF ATOM || BOHR MODEL By Yakshu Ma'am

Thirty children were asked about the number of hours they watched TV programmes in the previous week. The results were found as follows: 1 6 2 3 5 12 5 8 4 8 10 3 4 12 2 8 15 1 17 6 3 2 8 5 9 6 8 7 14 12 (i) Make a grouped frequency distribution table for this data, taking class width 5 and one of the class intervals as 5 - 10. (ii) How many children watched television for 15 or more hours a week?

In a class of 10 girls and 20 boys, Jaya's rank is 4 among the girls and 18 in the class. What is Jaya's rank among the boys in the class? 1) Can't be determined 2) 16 3) 14 4) 15 5) None of these

From a class of 14 boys and 10 girls, 10 students are to be chosen for a competition, at least including 4 boys and 4 girls. The 2 girls who won the prizes last year should be included. In how many ways can the selection be made?

Class 12 Physics (Hindi)| Chapter 3 धारा विद्युत् Part 2 | Important Questions | UP Boards

Class 12 Physics (Hindi)| Chapter 3 धारा विद्युत् Part 1| Important Questions | UP Boards

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

The distance (in km) of 40 engineers from their residence to their place of work were found as follows: 5 3 10 20 25 11 13 7 12 31 19 10 12 17 18 11 32 17 16 2 7 9 7 8 3 5 12 15 18 3 12 14 2 9 6 15 15 7 6 12 Construct a grouped frequency distribution table with class size 5 for the data given above taking the first interval as 0-5 (5 not included). What main features do you observe from this tabular representation?