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anonymous
 one year ago
math
anonymous
 one year ago
math

This Question is Closed

hartnn
 one year ago
Best ResponseYou've already chosen the best response.1what have you tried?? (a) If first 3 MUST be answered, then how many are remaining, and how many out of them are to be answered?

hartnn
 one year ago
Best ResponseYou've already chosen the best response.1(b) Atleast 4 out of 1st 5, so 2 cases : 4 out of first 4 and another 4 out of another 5 OR 5 out of 1st 5 and another 3 out of remaining 5

hartnn
 one year ago
Best ResponseYou've already chosen the best response.1** 4 out of first 5 and another 4 out of another 5 OR 5 out of 1st 5 and another 3 out of remaining 5

hartnn
 one year ago
Best ResponseYou've already chosen the best response.14 out of first 5 = 4C5 4 out of another 5 = 4C5 "4 out of first 5 and another 4 out of another 5" = 4C5 + 4C5 do it similarly for "5 out of 1st 5 and another 3 out of remaining 5"

hartnn
 one year ago
Best ResponseYou've already chosen the best response.1sorry *** "4 out of first 5 and another 4 out of another 5" = 4C5 * 4C5

anonymous
 one year ago
Best ResponseYou've already chosen the best response.0Omg. 2c1 so far from 5c4. Darn.

anonymous
 one year ago
Best ResponseYou've already chosen the best response.0Thank you so much @hartnn

hartnn
 one year ago
Best ResponseYou've already chosen the best response.1so you got it? and welcome ^_^
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