(Q). In the previous question to vote for 1 candidate a voter needs 1 ballot paper then which one of the following could be the total number of ballot paper:(i). 4401(ii). 4402(iii). 4403(iv). 4405Solution:-From the answer of previous question a particular voter can...
(Q). In an election number of contestants is one more than the number of seats. If a voter can give minimum 1 and maximum equal to the number of seats vote then in how many different ways a particular voter can vote?(i) 2044(ii)2045(iii) 2046(iv) none of...
(Q). A class has 30 students out of which 23 are boys & 7 are girls. In how many ways 15 students can be selected if 5 seats are reserved for girls student? Solution:- 5G×10B + 6G×9B + 7G×8B = ⁷C₅ײ³C₁₀ + ⁷C₆ײ³C₉ + ⁷C₇ײ³C₈ ...
(Q). In the previous question if a prticular student Amit came with Rohit but not with shyamu then find the number of ways to select 4 students out of 10 students.Solution:-Number of ways = ¹⁰⁻²⁻¹C₄₋₂ = ⁷C₂ ...
(Q). A class has 10 students. In how many ways 4 students can be selected if a particular student amit is selected ‘x’ times and out of those ‘x’ times another student Rohit came ‘y’ times with Amit. By what percentage...
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