Question

I. Choose the best answer :-


1. The value of 2 -3 is
a) 1/8 b) 9 c)8 d)32

2. Simplify 2 5÷ 2 -6
a) 21 b)211 c) 2-1 d) 111

3. The value of (2/3)-2 is
a)4/9 b)4/6 c)9/4 d)4/3

4. The standard form of 0.000035 is
a) 3.5 x10-5 b)35 x 105 c)35 x10-5 d)3.5 x105

5. Express the following number in usual form 3.52 x 105
a) 3.5200000 b)35200 c)352000 d)3520000


II. Fill in the blanks


6. Zero has .......,........
reciprocal.

7. The numbers.............
and .......... are their own reciprocals.

8. Reciprocal of -5 is ............

9. Reciprocal of 1/x , where x # O is ..............

10. The product of two rational numbers is always a.............



IV. State whether true or false

16. All rectangles are squares.

17. All rhombuses are parallelograms.

18. All squares are rhombuses and also rectangles.

19. All squares are not parallelograms.

20. All kites are rhombuses.


please answer this question​

Answer 1

Answer:

bhai pure paper ke question puch leta