WebSolution (i) This one is a direct application of the formula. The required answer is 2 10 or 1024. (ii) A small modification in the previous answer. Out of the total number of selections, there will be 1 selection which will be empty. Or, there is only 1 way to select no object. This must be removed from the previous answer. Webfind the number of ways of selecting 9 balls from 6 red balls, 5 white balls ,5 blueballs if each selections consists of 3 balls of each colour. Solution Total number of red balls = …
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WebFind the number of ways of selecting 9 balls from 6 red balls, 5 while balls and 4 blue balls if each selection consists of 3 balls of each colour. Answer : Total number of red balls = … celtic calendar wheel
How to calculate combinations of multiple item types
Web9 balls have to be selected in such a way that each selection consists of 3 balls of each colour. Here, 3 balls can be selected from 6 red balls in 6C 3 ways. 3 balls can be selected from 5 white balls in 5C 3 ways. 3 balls … WebFind the number of ways of selecting 9 balls from 6 red balls, 5 white balls and 5 blue balls if each selection consists of 3 balls of each color. A 1000 B 2000 C 1200 D 1600 … WebSep 25, 2015 · Therefore, total number of permutations possible = 60*2 = 120 ways. Problem 6: Find the number of permutations of the letters of the word ‘REMAINS’ such that the vowels always occur in odd places. ... Selecting at least 3 black balls from a set of 5 black balls in a total selection of 5 balls can be. 3 B and 2 R. 4 B and 1 R and. 5 B and … celtic carol robert w smith