Grade 12th pass10 grade maths
Four numbers are chosen at random (without replacement) from the set {1, 2, 3, ....., 20}.
Statement-1: The probability that the chosen numbers when arranged in some order will form an AP Is 185.
Statement-2: If the four chosen numbers from an AP, then the set of all possible values of common difference is {±1, ±2, ±3, ±4, ±5}.
A. Statement-1 is true. Statement-2 is true; Statement-2 is the correct explanation for Statement-1
B. Statement-1 is true. Statement-2 is false
C. Statement-1 is false. Statement-2 is true
D. Statement-1 is true. Statement-2 is true: Statement-2 is not the correct explanation for Statement-1
Four numbers are chosen at random (without replacement) from the set {1, 2, 3, ....., 20}.
Statement-1: The probability that the chosen numbers when arranged in some order will form an AP Is 185.
Statement-2: If the four chosen numbers from an AP, then the set of all possible values of common difference is {±1, ±2, ±3, ±4, ±5}.
A. Statement-1 is true. Statement-2 is true; Statement-2 is the correct explanation for Statement-1
B. Statement-1 is true. Statement-2 is false
C. Statement-1 is false. Statement-2 is true
D. Statement-1 is true. Statement-2 is true: Statement-2 is not the correct explanation for Statement-1
