Tricky problem;5-4=3,9-9=6,7-16=3then 3-9=?;Can you solve this puzzle?;

Solve: 5<=(2-3x)/(4)<=9

How many such 6s are there in the following number series, each of which is immediately preceded by 1 or 5 and immediately followed by 3 or 9 ? 2 6 3 7 5 6 4 2 9 6 1 3 4 1 6 3 9 15 6 9 2 3 1 6 5 4 3 2 1 9 6 7 1 6 3 1) None 2) One 3) Two 4) Three 5) None of these

Which pair of numbers has least and maximum frequency in the given sequence ? "9 3 5 7 2 6 3 8 9 4 3 5 3 6 4 5 3 7 4 2 8 3 7 6 5 7 2 3 8 6 "

5, 16, 6, 16, 7, 16, 9 (a) 9 (b) 7 (c) 6 (d) None of these

In the following number series how many 9'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 9 ? 8 7 9 9 6 8 4 5 9 3 8 4 9 2 5 1 9 2 2 6 9 4 3 9 2 5 8 1) 4 2) 3 3) 6 4) 5 5) None of these

In the following number series how many 9'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 9 ? 6 5 9 4 7 9 4 2 8 9 5 3 2 9 8 1 5 6 9 8 4 5 7 1 2 9 3 0 9 7 3 9 3 2 6 9 5 2 1) Seven 2) Four 3) Five 4) Six 5) None of these

If A=(3,5,7,8) and B=(7,8,9,10), then Find the value of (AcupB)-(AcapB) . The following are the steps involved in solving the above problem. Arrange them in sequential order. (A) AcupB=(3,5,,8,9,10) and A capB=(7,8) (B) Given A=(3,5,7,8) and B=(7,8,9,10) (C) (AcupB)-(AcapB)=(3,5,9,10) (D) (AcupB)-(AcapB)=(3,5,7,8,9,10)-(7,8) .