self Maths Puzzle

In an examination ,'A' has to select 4 quoestions from each part.there are 6,7,8 quoestions in partI,partII and part III respectively.what is the number of possible combinations in which'A'can choose the quoestions?

Read Solution (Total 1)

6c4+7c4+8c4=135
11 years agoHelpfull: Yes(0) No(3)

self Other Question

mohit read 1/4 of a book. if he read further 60 pages,he would have read 2/3 of the book.how many pages were there in the book? 1 kgof rice costs as much as 1.25kg of wheat flour.Leela paid Rs. 12.60 for 2 kg of rice and 5 kg of wheat flour.Find the cost of 5 kg wheat flour.