If three square are selected at random from chess board. then the probability that they form the letter 'L' is (a) `196/(64C_3)` (b) `49/(64C_3)` (c) `36/(64C_3)` (d) `98/(64C_3)`

If three squares of dimension 1xx1 are selcted at random from the chess board , then the probability that they form the letter L is

If two of the 64 squares are chosen at random on a chess board, the probability that they have a side in common is

If two of the 64 squares are chosen at random on a chess board,the probability that they have a side in common is

If two of the 64 squares are chosen at random on a chess board, the probability that they have a side in common is

If two of the 64 squares are chosen at random on a chess board, the probability that they have a side in common is

If two of the 64 squares are chosen at random on a chess board, the probability that they have a side in common is

A box contains 10 good articles and 6 defective articles. One item is drawn at random. the probability that it is either good or has a defect, is a. 64/64 b. 49/64 c. 40/64 d. 24/64

A box contains 10 good articles and 6 defective articles. One item is drawn at random. the probability that it is either good or has a defect, is a. 64/64 b. 49/64 c. 40/64 d. 24/64

A box contains 10 good articles and 6 defective articles. One item is drawn at random. the probability that it is either good or has a defect, is a. 64/64 b. 49/64 c. 40/64 d. 24/64

A box contains 10 good articles and 6 defective articles. One item is drawn at random. the probability that it is either good or has a defect, is a. 64/64 b. 49/64 c. 40/64 d. 24/64