সব প্রশ্নে ফিরে যান
Math
A bag contains 2 white balls, 3 black balls and 4 red balls. In how many ways can 3 balls be drawn from the bag; If at least one ball is to be included in the draw?
A) 64
সঠিক উত্তর
B) 32
C) 128
D) 256