संबंध एवं फलन - L5 | फलनों के प्रांत (भाग -2) | JEE | Class 12 गणित | Amar Sir | 8 PM | Doubtnut

Arrange the following activities in a logical and meaningful order. निम्नलिखित गतिविधियों को एक तर्कपूर्ण और अर्थपूर्ण क्रम में व्यवस्थित करें | 1. Attending classes in college /कॉलेज में कक्षाओं में शामिल होना 2. Admission merit list declaration /नामांकन की मेरिट सूची की घोषणा 3. Getting admission in the college /कॉलेज में नामांकन लेना 4. Applying for admission to college /कॉलेज में नामांकन के लिए आवेदन देना 5. Annual Examination – Class 12 /वार्षिक परीक्षा - कक्षा 12 6. Result declaration – Class 12 /परिणाम की घोषणा - कक्षा 12

In a class of 80 students, 60% participate in games and the rest do not. The average weight of the former group is 5% more than that of the latter. If the average weight of all the students is 51 1/2 kg, then what is the average weight (in kg) of the former group? 80 छात्रों की एक कक्षा में, 60% खेलों में भाग लेते हैं तथा शेष खेलों में भाग नहीं लेते हैं | पहले समूह का औसत वज़न दूसरे समूह के औसत वज़न से 5% अधिक है | यदि सभी छात्रों का औसत वज़न 51 1/2 किलो ग्राम है, तो पहले समूह का औसत वज़न ज्ञात करें |

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?

Class 12 Maths | Chapter 1 | संबंध एवं फलन | 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?

There are 5 students in class 10, 6 students in class 11 and 8 students in class 12. If the number of ways, in which 10 students can be selected from them so as to include at least 2 students from each class and at most 5 students from the total 11 students of class 10 and 11 is 100 k, then k is equal to _______.

There are twelve friends A, B, C, D, E, F, G, H, I, J, K and L who invested money in some business in the ratio of 1 : 2 : 3 : 4: 5 : 6 : 7 : 8 : 9 : 10 : 11 : 12 and the duration for which they invested the money is in the ratio of 12 : 11 : 10 : 9 : 8 : 7 : 6 : 5 : 4 : 3 : 2 : 1 respectively. Who will get the maximum profit at the end of the year ?