COMPLEX NUMBERS | Properties of Modulus | JEE | Class 11 Maths | 4 PM By Pallavi Ma'am |L8| Doubtnut

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

P and Q are 120 km apart. A starts from P towards Q at 6 am. B starts from Q towards P at 11 am on the same day. A is 50% faster than B. They cross each other at 8 pm. A's speed (in km/hr) is 4 b. 5 c. 6 d. 4. 5

12:30 PM JEE Mains 2020 - Maths | Complex Numbers - 30 Days Score Booster Course

The number of students in 3 classes are in the ratio 2:3:4. If 12 students are increased in each class, this ratio changes to 8:11:14. The total number of students in the three classes in the beginning was

The ratio of the number of students of three class is 2:3:4 If 12 students are increased in each class then the ratio of becomes 8:11:14 .find the total students of all the three sections before adding 12 students in each class .

A word is represented by only set of numbers as given in any one of the altenatives. The sets of numbers given in the alternatives are represented by two classes of alphabets as in two matrices given below. The columns and rows of Matrix I are numbered from 0 to 4 and that of Matrix II are numbered from 5 to 9. A letter from these matrices can be represented first by its row and next by its column. e.g., 'A' can bc represented by 02, 11 etc. and 'L' can be represented by 56, 67 etc. Similarly, you have to identify the set for the word 'BEARD'.

A machine P can print one lakh books in 8 hours, machine Q can print the same number of books in 10 hours while machine R can print them in 12 hours. All the machines are started at 9 a.m. while machine P is closed at 11 a.m. and the remaining two machines complete the work. Approximately at what time will the work be finished? a. 11 : 30 a.m. b. 12 noon c. 12 : 30 p.m. d. 1 p.m.