Total number of ways in which six ' + ' and four ' - ' signs can be arranged in a line such that no two ' - ' signs occur together is.....................................
Answer
35
2
IIT-JEE 1984
Fill in the Blanks
The side AB, BC and CA of a triangle ABC have 3, 4 and 5 interior points respectively on them. The number of triangles that can be constructed using these interior points as vertices is .......................
Answer
205
3
IIT-JEE 1982
Fill in the Blanks
In a certain test, $${a_i}$$ students gave wrong answers to atleast i questions, where i = 1, 2,..., k. No student gave more than k wrong answers. The total number of wrong answers given is.....................................
Answer
$${a_1} + {a_2} + ...... + {a_k}$$
Questions Asked from Permutations and Combinations
On those following papers in Fill in the Blanks
Number in Brackets after Paper Indicates No. of Questions
