हैलोऐल्केन तथा हैलोऐरीन | JEE | Class 12 NCERT रसायन विज्ञान | 9 AM Class By Vipin Sir | L3 | Hindi

JEE Mains & Advanced | Chemistry - Ideal Gases By Vipin Sir | L3 English Medium

NEET 2020 - Revision In 30 Days | NCERT Class 12 Chapter 3 Human Reproduction | NEET Biology Revision

NEET 2020 - Revision In 60 Days | NCERT Class 12 Molecular Basis of Inheritance Part -3 | NEET Biology

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

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

Class 12 Maths (Hindi) | Chapter 3 आव्यूह | Important Questions | Quick Revision

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?

Consider the marks, out of 100, obtained by 51 students of a class in a test, given in Table 14.9. M a r k s"N u m b e r o f S t u d e n t s"0-10 5 10-20 10 20-30 4 30-40 6 40-50 7 50-60 3 60-70 2 70-80 2 80-90 3 90-100 9Tot a l 51 Draw a freque

Class 12 Physics (Hindi)| Chapter 1 वैद्युत आवेश तथा क्षेत्र | Important Questions | UP Boards