11th Mein Padhai Nahi Ki! Kya ab bhi NEET ki Taiyyari ho sakti hai?

Kya aap jaante hain pani mein namak dalte hi pani ka level kam kyun ho jata hai? :D

Humare DNA ki kya length kya hoti hai hai, pata lagaao

Kya aapko pata hai aise bhi Metals hain jo haath mein rakhte hi pighal jate hain!!

Is Simple si trick se Jaaniye ki koi bhi number 4 ya 8 se divide hoga ya nahi ..!!

Hamare D.N.A ki kya lenght hoti hai pata lagao Doubtnut ke saath

Jaaniye kyun Airplane ki windows Oval shape mein hoti hai..!!

Let there are n bags numbered 1 to n containing some white balls and remaining black balls. The i^(th) bag contains i balls. If probability of drawing a white ball from i^(th) bag is equal to ki^(2) . Let k=(1)/(24) and the bags are equally likely chosen. A ball is drawn from any one of the n bags if the probability the ball drawn is a white ball is (11)/(24) then the total number of balls in the bags