Which one of the following is wrong? `9/4+1. 75=4` (b) `9/5+2. 2=4` (c) `6/5+2. 8=4` (d) `3/2+1. 5=4`

Which of the following equations will become correct? (a) 3+5−4×2=−1 (b) 1+9+3+5=9 (c) 6+5×2−3=7 (d) 3+4−1×5=2

What should come next in the following series? 9 8 7 6 5 4 3 2 1 9 8 7 6 5 4 3 2 9 8 7 6 5 4 3 9 8 7 6 5 4 9 8 7 ?

Study the following arrangement carefully and answer the questions given below: 1 85 9 4 7 1 2 5 8 3 6 5 9 2 7 6 4 5 2 9 2 6 4 1 2 3 5 1 4 2 8 3 If all the even digits are deleted from the above arrangements, which of the following will be seventh from the left end of the arrangements ? 1) 9 2) 5 3) 1 4) 3 5) 7

Study the following arrangement carefully and answer the questions given below: 4 1 6 5 8 4 7 5 1 3 2 9 2 5 2 9 1 2 5 2 9 1 2 5 3 6 8 2 8 7 3 1 6 2 4 5 4 9 Which of the following is sixth to the left of the above arrangement ? 1) 9 2) 8 3) 2 4) 6 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 ? 8 3 4 5 6 3 4 7 6 5 3 4 3 2 4 5 8 4 2 2 4 8 4 9 1 4 0 9 4 3 2 1) 4 2) 5 3) 6 4) 2 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 ? 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

Study the following arrangement carefully and answer the questions given below: 9 4 9 2 3 2 5 9 5 8 5 8 5 4 3 1 8 1 7 4 7 6 5 2 1 2 6 1 3 2 4 6 2 Which of the following is seventh to the left of the eighteenth digit from the left end of the above arrangements? 1) 9 2 ) 5 3) 2 4) 8 5) None of these

How many 4's are present in the following sequence of nos. which are followed by 5 but not preceded by 9 ? 2 9 4 5 8 6 4 7 8 4 5 0 1 9 4 5 2 3 4 4 5 6 4 8 4 2 4 5 1) 2 2) 3 3) 4 4) More than 4 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