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12. (a) Using the proper notations<br />
in (a), we get the statement<br />
as:<br />
(lehdj.k ea s mfpr fpUg dk iz;ksx djds]<br />
ge dFku izkIr djrs gSA tSls)<br />
4 + 5 × 9 ÷ 3 – 4 = 4 + 5 × 3 –<br />
4 = 4 + 15 – 4 = 15<br />
13. (d) Using the proper notations<br />
in (d), we get the statement<br />
as:<br />
(lehdj.k ea s mfpr fpUg dk iz;ksx djds]<br />
ge dFku izkIr djrs gSA tSls)<br />
18 ÷ 6 × 7 – 5 + 2 = 3 × 7 – 5<br />
+ 2 = 21 – 5 + 2 = 18<br />
14. (d) Using the proper notations<br />
in (d), we get the statement<br />
as:<br />
(lehdj.k ea s mfpr fpUg dk iz;ksx djds]<br />
ge dFku izkIr djrs gSA tSls)<br />
2 × 5 – 6 + 2 = 6 or 10 – 6 + 2<br />
= 6 or 6 = 6, which is true.<br />
15. (a) Using the proper notations<br />
in (a), we get the statement<br />
as:<br />
(lehdj.k ea s mfpr fpUg dk iz;ksx djds]<br />
ge dFku izkIr djrs gSA tSls)<br />
52 – 4 × 5 + 8 ÷ 2 = 52 – 4<br />
× 5 + 4 = 52 – 20 + 4<br />
= 56 – 20 = 36<br />
16. (d) Using the proper notations<br />
in (d), we get the statement<br />
as:<br />
(lehdj.k ea s mfpr fpUg dk iz;ksx djds]<br />
ge dFku izkIr djrs gSA tSls)<br />
8 × 8 + 8 ÷ 8 – 8 = 8 × 8 + 1 –<br />
8 = 64 + 1 – 8 = 65 – 8 = 57<br />
17. (d) Using the proper notations<br />
in (d), we get the statement<br />
as:<br />
(lehdj.k ea s mfpr fpUg dk iz;ksx djds]<br />
ge dFku izkIr djrs gSA tSls)<br />
9 + 9 ÷ 9 – 9 × 9 = 9 + 1 – 9 ×<br />
9 = 9 + 1 – 81 = 10 – 81 = –71<br />
18. (c) Using the proper notations<br />
in (c), we get the statement<br />
as:<br />
(lehdj.k ea s mfpr fpUg dk iz;ksx djds]<br />
ge dFku izkIr djrs gSA tSls)<br />
5 × 2 ÷ 2 < 10 – 4 + 8 or 5 × 1<br />
< 18 – 4 or 5 < 14, which is<br />
true<br />
19. (c) Using the proper notations<br />
in (c), we get the statement<br />
as:<br />
(lehdj.k ea s mfpr fpUg dk iz;ksx djds]<br />
ge dFku izkIr djrs gSA tSls)<br />
5 × 2 + 1 = 3 × 4 – 1 or 10 + 1<br />
= 12 – 1 or 11 = 11, which is<br />
true.<br />
20. (d) Using the proper notations<br />
in (d), we get the statement<br />
as:<br />
(lehdj.k ea s mfpr fpUg dk iz;ksx djds]<br />
ge dFku izkIr djrs gSA tSls)<br />
1 × 3 ÷ 2 > 1 < 5 > 3 × 1 ÷ 2 or<br />
3<br />
2 > 1 < 5 > 3 , which is true<br />
2<br />
21. (c) Using the proper notations<br />
in (c), we get the statement<br />
as:<br />
(lehdj.k ea s mfpr fpUg dk iz;ksx djds]<br />
ge dFku izkIr djrs gSA tSls)<br />
8 – 4 ÷ 2 < 6 + 3 or 6 < 9,<br />
which is true<br />
22. (b) Using the proper notations<br />
in (b), we get the statement<br />
as:<br />
(lehdj.k ea s mfpr fpUg dk iz;ksx djds]<br />
ge dFku izkIr djrs gSA tSls)<br />
4 + 3 × 8 – 1 = 6 ÷ 2 + 24 or<br />
27 = 27, which is true<br />
23. (b) Using the proper notations<br />
in (b), we get the statement<br />
as:<br />
(lehdj.k ea s mfpr fpUg dk iz;ksx djds]<br />
ge dFku izkIr djrs gSA tSls)<br />
9 + 5 + 4 = 18 ÷ 9 + 16 or 18<br />
= 18, which is true<br />
24. (d) Using the proper notations<br />
in (d), we get the statement<br />
as:<br />
(lehdj.k ea s mfpr fpUg dk iz;ksx djds]<br />
ge dFku izkIr djrs gSA tSls)<br />
<strong>Rakesh</strong> <strong>Yadav</strong> Sir<br />
31 + 1 – 2 < 4 + 6 × 7 or 30 <<br />
46, which is true<br />
25. (a) Using the proper notations<br />
in (a), we get the statement<br />
as:<br />
(lehdj.k ea s mfpr fpUg dk iz;ksx djds]<br />
ge dFku izkIr djrs gSA tSls)<br />
7 + 7 – 7 ÷ 7 < 14 or 13 < 14,<br />
which is true<br />
26. (a) Using the proper notations in<br />
(a), we get the statement as:<br />
(lehdj.k ea s mfpr fpUg dk iz;ksx djds]<br />
ge dFku izkIr djrs gSA tSls)<br />
www.yoursmahboob.wordpress.com<br />
2 < 2 × 4 + 1 × 4 – 8 or 2 < 4,<br />
which is true<br />
27. (b) Using the proper notations<br />
in (b), we get the statement<br />
as:(lehdj.k ea s mfpr fpUg dk iz;ksx<br />
djds] ge dFku izkIr djrs gSA tSls)<br />
2 ÷ 1 + 10 × 1 < 6 × 4 or 12 <<br />
24, which is true<br />
28. (d) Using the proper notations in<br />
(d), we get the statement as:<br />
(lehdj.k ea s mfpr fpUg dk iz;ksx djds]<br />
ge dFku izkIr djrs gSA tSls)<br />
10 × 2 > 2 ÷ 1 × 10 ÷ 2<br />
or 20 > 10, which is true<br />
29. (b) Using the proper notations in<br />
(b), we get the statement as:<br />
(lehdj.k ea s mfpr fpUg dk iz;ksx djds]<br />
ge dFku izkIr djrs gSA tSls)<br />
14 = 2 × 4 × 2 – 2 ÷ 1<br />
or 14 = 14, which is true<br />
30. (a) Using the proper notations<br />
in (a), we get the statement<br />
as:<br />
(lehdj.k ea s mfpr fpUg dk iz;ksx djds]<br />
ge dFku izkIr djrs gSA tSls)<br />
8 ÷ 4 × 1 – 2 = 16 – 16 or 0<br />
= 0, which is true<br />
31. (b) Using the proper notations<br />
in (b), we get the statement<br />
as:<br />
(lehdj.k ea s mfpr fpUg dk iz;ksx djds]<br />
ge dFku izkIr djrs gSA tSls)<br />
16 + 2 – 4 = 6 + 8 or 14 = 14,<br />
which is true<br />
32. (d) Using the proper notations<br />
in (d), we get the statement<br />
as:<br />
(lehdj.k ea s mfpr fpUg dk iz;ksx djds]<br />
ge dFku izkIr djrs gSA tSls)<br />
20 + 4 ÷ 4 – 2 > 3 or 19 > 3,<br />
which is true<br />
33. (a) Using the proper notations<br />
in (a), we get the statement<br />
as:<br />
(lehdj.k ea s mfpr fpUg dk iz;ksx djds]<br />
ge dFku izkIr djrs gSA tSls)<br />
15 ÷ 5 + 3 = 2 × 3 or 6 = 6,<br />
which is true<br />
34. (d) Using the proper notations<br />
in (d), we get the statement<br />
as:<br />
44 <strong>Rakesh</strong> <strong>Yadav</strong> Readers Publication Pvt. Ltd
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