BITSAT SERIES Mathematics
Combinations
3 previous year questions.
Volume: 3 Ques
Yield: Medium
High-Yield Trend
1
2015 1
2013 1
2005 Chapter Questions 3 MCQs
01
PYQ 2005
easy
mathematics ID: bitsat-2
Total number of books is . One is allowed to select a minimum of the one book and a maximum of books. If total number of selections if , then value of is :
1
3
2
6
3
2
4
none of these
02
PYQ 2013
medium
mathematics ID: bitsat-2
A box contains two white balls, three black balls and four red balls. In how many ways can three balls be drawn from the box if at least one black ball is to be included in the draw?
1
64
2
129
3
84
4
None of these
03
PYQ 2015
medium
mathematics ID: bitsat-2
The total number of -digit numbers in which the digits are in descending order, is
1
2
3
4
None of these
About Combinations - BITSAT
Combinations is a vital chapter for BITSAT aspirants. Mastering the concepts covered in this chapter is essential for securing a top rank.
By rigorously practicing the previous year questions associated with this chapter, you can identify high-yield topics, understand the examiner's perspective, and boost your confidence during the actual exam.
Frequently Asked Questions
Why focus on Combinations PYQs?
Analyzing PYQs for this specific chapter reveals the most frequently tested concepts and the typical complexity of questions, allowing you to tailor your study plan efficiently.
How to best use this analysis?
Review the topic breakdown to see which sub-topics within Combinations carry the most weight. Then, tackle the questions iteratively to solidify your understanding.