Inspector Investigation FIA (2019)

(31) . The difference of 1 integer 3/16 and its reciprocal is?

1. 1 1/8

2. 1 1/3

3. 15/16

4. None of these

(32) . 6250/√?= 625

1. 10

2. 95

3. 100

4. None of these

(33) . √0.4= ?

1. 0.2

2. 0.02

3. 0.632

4. None of these

(34) . √10× √250= ?

1. 46.95

2. 43.75

3. 50

4. None of these

(35) . If √4n² = 24 then the value of n is?

1. 4

2. 6

3. 5

4. None of these

(36) . √31684 = ?

1. 108

2. 172

3. 5

4. 178

(37) . Which number must be added to 2203 to get a perfect square?

1. 1

2. 3

3. 5

4. None of these

(38) . The average of the numbers 15, 5, 0,12, 8 is?

1. 8

2. 8.5

3. 10

4. None of these

(39) . The average of 6 numbers is 30. If the Average of first four is 25 and that of last three 35. What is the fourth number?

1. 25

2. 30

3. 35

4. None of these

(40) . The average age of 3 friends is 23. Even if the age of the 4th is added the average remains 23. what is the age of 4th friend?

1. 21 yrs

2. 23 yrs

3. 32 yrs

4. None of these