Question

BBSVP Udhampur ( Periodic-I)

periodic-I

Q1 to Q10 carries 1 marks each.

Q1: Rational number are not closed under:

Division

Subtraction

Addition

Multiplication

Clear selection

Q2: The additive inverse of -2/5 is:-

-2/5

5/2

2/5

None

Clear selection

Q3: _____ has no reciprocal.

1

-1

0

10

Clear selection

Q4: Multiplication of 10/12 by its reciprocal is:-

0

1

100/144

10/12

Q5: Which of the following is less than -3

-2

-1

0

-4

Clear selection

Q6: _____ is the multiplicative inverse of 2/7

2/7

7/2

4/49

49/4

Q7: A rational number which is equal to its negative

1

-1

<​

Answer 1

Answer:

1.- Division

2.- -2/5

3.- 0

4.- 10/12

5.- -4

6.- 7/2

7.- 1

Answer 2

Step-by-step explanation:

1. Division

2. 2/5

3. 0

4. 1

5. -4

6. 7/2

7. -1