Some boys are standing in a queue. If the tenth boy from behind is 5 behind the 12th boy from the front, how many are there in the queue ?
A26
B17
C20 .
D27
No.1 PSC Learning App
★
★
★
★
★
Related Questions:
5 പേരെ ഒരു വൃത്തത്തിനു ചുറ്റും വിവിധ രീതിയിൽ ക്രമീകരിക്കുന്നു. ഇങ്ങനെ
എത്ര വിധത്തിൽ ക്രമീകരിക്കാം ?
J, K, L, M, N and O are six colleagues working in an NGO. J earns more than L but less than M. K earns more than J but less than N. N earns less than O but more than M. K earns less than M. Who among the six earns the most?
റാണി ഒരു വരിയിൽ മുന്നിൽ നിന്നും പിന്നിൽ നിന്നും 9-ാം മത് നില്ക്കുന്നു എങ്കിൽ ആ വരിയിൽ ആകെ എത്ര പേർ ഉണ്ട് ?
In a college, the Art room, the Library, the Gym, the Labs, the Storerooms, the Staffrooms and the Classrooms are there on seven different floors of the same building. The lowermost floor in the building is numbered 1, the floor above it is numbered 2, and so on till the topmost floor is numbered 7. No other floors are there below the Library, and the Library is immediately below the Gym. Only two floors are there between the Gym and the Classrooms. Both the Labs and the Staffrooms are on even numbered floors. Only three floors are there between the Storerooms and the Art room. The Storerooms are immediately below the Labs. Which of the following is/are there on floor number 4?
There are 50 students in a class. If the rank of a student from top is 11. What is his rank from below?