रासायनिक आबन्ध तथा आण्विक संरचना | Class11 रसायन विज्ञान | 10 AM Class By Nishtha Ma'am | L11 |

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

चाल तथा वेग में अंतर | Speed And Velocity - Explained In Hindi | Class 11 Physics

In class 12 there are 8 students. In class 11 there are 6 students .In class 10 there are 5 students . Total ways of selecting 10 students , such that there are at least 2 students from each class and at most 5 students from 11 students of Class 10 and 11 combined is 100k. Then find value of k

Write the class size of 0-4,5-9, 10-14 Write the class limits in 10.4-11.4, 11.4- 12.4

Abhinav leaves Mumbai at 6 am and reaches Bangalore at 10 am Praveen leaves Bangalore at 8 am and reaches Mumbai at 11 : 30 am. At what time do they cross each other?

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 _______.

A train starts from Delhi at 6 : 00 AM and reaches Ambala Cantt at 10 AM. The other train starts from Ambala Cantt at 8 AM and reaches Delhi at 11:30 PM. If the distance between Delhi and Ambala Cantt. is 200 km, then at what time did the two trains meet each other ?

If the average age of 40 students in class I is 10 yr and the average age of 30 students in class II is 12 yr, then find the average age (in years) for all students. (A) 11 (B) 10.54 (C) 10.58 (D) 10.85

The two trains leave Varanasi for Lucknow at 11:00 a.m. and at 11:30 a.m., respectively and travel at a speed of 110 km/h and 140 km/h, respectively. How many kilometers from Varanasi will both the trains meet? दो ट्रेनें वाराणसी से लखनऊ के लिए क्रमशः: 11 : 00 am तथा 11 : 30 am में खुलती हैं तथा क्रमशः 110 किमी/घंटा और 140 किमी/घंटा की चाल से यात्रा करती हैं| वाराणसी से कितने किलोमीटर की दूरी पर ये दोनों ट्रेनें मिलेंगी ?