If the number A 3 6 4 0 5 4 8 9 8 1 2 7 0 6 4 4 B is divisible by 99 then the ordered pair of digits (A, B) is

Study the following number series to answer these questions. 2 6 7 5 4 3 7 4 8 9 4 3 2 5 4 7 9 8 6 8 7 1 2 5 3 7 6 8 9 3 6 If the order of last 15 numbers is reversed, which number will be eighth to the right of thirteenth number from left? 1) 7 2) 8 3) 4 4) 6 5) None of these

How many 4 digit numbers divisible by 5 can be formed with the digits 0, 1, 2, 3, 4, 5, 6 and 6?

Study the following number series to answer these questions. 2 6 7 5 4 3 7 4 8 9 4 3 2 5 4 7 9 8 6 8 7 1 2 5 3 7 6 8 9 3 6 How many 7's are there in the series which are immediately preceded by an even number and immediately followed by an odd number? 1) 2 2) 4 3) 3 4) 5 5) None of these

Study the following number series to answer these questions. 2 6 7 5 4 3 7 4 8 9 4 3 2 5 4 7 9 8 6 8 7 1 2 5 3 7 6 8 9 3 6 How many such numbers are there in the series which are immediately followed by its multiple ? 1) 4 2) 3 3) 2 4) 1 5) None of these

Study the following arrangement carefully and answer the questions given below: 7 6 1 7 9 2 4 1 5 6 4 9 2 3 4 1 2 5 8 5 8 4 8 3 1 2 7 5 2 6 7 2 9 5 3 Which of the following is third to the left of the eighteenth digit from the left end of the above arrangement? 1) 8 2 ) 3 3)4 4)5 5)1

In the following number series how many 4's are there which are immediately preceded by a pair of numbers whose product is more than the product of the pair of numbers immediately following 4 ? 5 3 4 6 4 8 9 4 7 6 4 5 7 4 8 4 4 8 0 2 3 4 3 1 4 7 2 1) 4 2) 5 3) 6 4) 2 5) None of these

If U = {1, 2, 3, 4, 5, 6, 7, 8, 9}, B = { 2, 4, 6, 8} and C = {3, 4, 5, 6} then find the value of B nn C' .

If U = {1, 2, 3, 4, 5, 6, 7, 8, 9}, B = { 2, 4, 6, 8} and C = {3, 4, 5, 6} then find the value of (B -C)' .