Two different numbers are taken from the set `{0,1,2,3,4,5,6,7,8,9,10}dot` The probability that their sum and positive difference are both multiple of 4 is `x//55 ,` then `x` equals ____.

If two different numbers are taken from the set {0,1,2,3, ,10}; then the probability that their sum as well absolute difference are both multiple of 4, is: (14)/(45) (2) 7/(55) (3) 6/(55) (4) (12)/(55)

If two different numbers are taken from the set {0,1,2,3, ...... ,10}; then the probability that their sum as well absolute difference are both multiple of 4, is: (1) (14)/(45) (2) 7/(55) (3) 6/(55) (4) (12)/(55)

Five numbers are selected from 1, 2, 3, 4, 5, 6, 7, 8 and 9. The probability that their product is divisible by 5 or 7 is

Three different numbers are selected at random from the set A = (1, 2, 3,...., 10). The probability that the product of two of the numbers is equal to the third is

Two different numbers are selected at random from the set S={1, 2, 3, ……10}, then the probability that sum of selected numbers is divisible by 2 a/b, where a and b are co-prime then b is equal to ___.

Two integers xa n dy are chosen with replacement out of the set {0,1,,2,3 ,10}dot Then find the probability that |x-y|> 5.

If xepsilon {1,2,3,4,5,6,7,8,9,10}, solve the inequation 2x+6le5x-4 .

If a and b are randomly chosen from the set {1,2,3,4,5,6,7,8,9} , then the probability that the expression ax^(4)+bx^(3)+(a+1)x^(2)+bx+1 has positive values for all real values of x is

If pa n dq are chosen randomly from the set {1,2,3,4,5,6,7,8,9, 10} with replacement, determine the probability that the roots of the equation x^2+p x+q=0 are real.

If pa n dq are chosen randomly from the set {1,2,3,4,5,6,7,8,9, 10} with replacement, determine the probability that the roots of the equation x^2+p x+q=0 are real.