CAT DILR Questions | CAT Data Sufficiency questions

Comprehension

Directions for Questions: These questions are based on the information given below.

In each question there are two statements A and B

Choose (a) if the question can be answered by one of the statements alone but not by other

Choose (b) if the question can be answered by using either statement alone.

Choose (c) if the question can be answered by using both the statements together but cannot be answered using either statement alone

Choose (d) if the question cannot be answered even by using both the statements A and B.

CAT/2003

Question . 25

A game consists of tossing a coin successively. There is an entry fee of Rs. 10 and an additional fee of Rs. 1 for each toss of the coin. The game is considered to have ended normally when the coin turns heads on two consecutive throws. In this case the player is paid Rs.100. Alternatively, the player can choose to terminate the game prematurely after any of the tosses. Ram has incurred as loss of Rs. 50 by playing this game. How many times did he toss the coin?

A. The game ended normally

B. The total number of tails obtained in the game was 138

View Answer

Explanatory Answer

Method of solving this CAT DILR Question from Data Sufficiency question

(b) It can be answered using option (a) alone 50 = (10 + x) 100 or x =140

Option (b) can not give any exact answer.