122-tet-maths.pdf

R.SIVA M.Sc ., B.Ed ., B.T Asst 8015118094 TNTET MATHEMATICS PAPER I & PAPER II

- Page 1

- "#

.

"(

* +

. (* 0 3 + *

#* + . *

456 8 # 5

8 20 3#

456 " 120, 122, 127, 112, 129, 118, 130, 132, 120, 115 124, 128, 120, 134, 126, 110, 132, 121, 127, 118 43G

456 = 5 = 134 110 = 24

,, +

= # K# "

# 8L 3500 , 2700 , 3000 , 2800 , 3900

2100 8# "

43G

= # K

# "

= =

= 3000

5 # M 75 . 5 # # ?

43G

= # # "


- Page 2

8(*

5 # = x # " = 75 x 5 =325

9, 6, 7, 8, 5 x # 8 x # "

43G

= # K# " =8 *

= 8

= 8

35 + = 48 = 48 - 35 =13

8 P 10 3# 166 .Q

* . 5 3 * 8 150 .Q

160 .Q # * "R*

"

43G

= # K# "

166 = # K # K = 166 x 10 = 1660 K = 1660 K = 1660 160 + 150 = 1650

= = 165 .Q

* * *

# " 8(

# " 8(

" # K G T

" 8


- Page 3

+ 5 "# "

+ 5 " 2,3,5,7,11 ( * ) # " 5 . " .

.#* " . 2, 3 , 5 ,7 ,11 .# " 5 5 " 3 , 4 , 5 , 3 , 6 , 7 , 2 43G W 2 , 3 , 3 , 4 , 5 , 6 , 7 # " 7 . " . " 4 *

12 , 14, 25 , 23 , 18 , 17 , 24 , 20 ## " 43G

W

12 , 14 , 17 , 18 ,20 , 23 ,24 , 25

# " 8 . * ".

#* 8 18 20 ( K

.

=

= = 19

17 , 15 , 9 , 13 , 21 , 7 , 32 # " 43G

W 7 , 9 , 13 , 15 , 17 , 21 , 32

# " 7

* " . " 15 *

8 43 13 , 28 , 61 , 70 , 4 , 11 , 33 , 0 , 71 , 92 . # "

W 0 , 4 , 11 , 13 , 28 , 33 , 61 , 70 , 71 , 92

# " 10

* "

#* 8 28 33 # K .


- Page 4

=

=

= 30.5

+

"

# +

+ " 3 , 3 , 4 , 5 , 3 , 6 , 7 43G

3 #* + (** . + 3 + " 2 , 2 , 2 , 3 , 3 ,4 , 5 , 5 , 5 , 6 , 6 , 8 43G : 2 5 3 + (* . + 2 5 + " 90 , 40 , 68 , 94 , 50 , 60

43G : ( "Y " . +

+ " 10 , 15 , 20 , 25 , 15 , 18 , 12 , 15

+ 15 ( 15 + (** )

+ " 20 , 25 , 30 , 30 , 15 , 10 , 25

+ 25 , 30 ( 25 , 30 " + (** )

+ " 60 , 40 , 85 , 30 , 85 , 45 , 80 , 80 , 55 , 50 , 60 + 60 , 80 , 85 ( 60 , 80 , 85 " + (* )

+ " 1 , 2 , 3 , 8 , 5 , 4 , 5 , 4 , 2 , 3 , 1 , 3 , 5 , 2 , 7 , 4 ,1

+ 1 , 2 , 3 , 4 , 5 ( * " 3 + (* )

+ Y

R + = K "

x 5 10 15 20 25 30 f 4 5 7 4 3 2

43G x f f x 5 4 20

10 5 50

15 7 105

20 4 80

25 3 75

30 2 60

=25 =390


- Page 5

= = = 15.6

+

= A + A #* " d = x - A

+ "

x 5 10 15 20 25 30 f 4 5 7 4 3 2

43G A = 15 # x f d= x -

A

f d

5 4 - 10 - 40 10 5 - 5 - 25 15 7 0 0 20 4 5 20 25 3 10 30 30 2 15 30

N = 25 =15

= A + = 15 +

= 15 +

=

=

= 15 .6

K "

G 8 G w i 8 x i

25 30

3 12 30

"L 8 70

43G K = w1 x1 + w2 x2 w3 x3 + .w n xn w1 +w2+w3+wn


- Page 6

= 25 x 30 + 12 x 30 + 8 x 70 25 + 12 + 8

=

= 37.11

50 3 " "

" 20 27 34 43 58 65 89

3#

"

2 4 6 11 12 8 7

43G

" 3 T" G

20 2 2

27 4 ( 2+ 4 ) =6

34 6 ( 6 + 6) = 12

43 11 ( 12 + 11 ) = 23

58 12 (23 +12 ) = 35 65 8 ( 35 +8 ) = 43

89 7 ( 43 + 7 ) =50

T" N = 50 =

= 25

* = 25 * # .

25 * G T" 35 # *.

3 58 .

58

# + # + W 8 T" R

T" " G + G *

# +

+ "

K 250 300 350 400 450 500

3#

"

10 15 16 12 11 13

43G

K 3#

"


- Page 7

250 10

300 15

350 16

400 12

450 11

500 13

" 8(* Q8 T" 16 .

# 350 . # + 350

G Y

(* . # K +W

. 360 0 * 08

# G * .

8 # G = #

x 360 0

# G 4

G = #

x 360 0

ruhr gf g 1 ruhrUJ, midJ cWf yff TLbjhif a MF.

mjhtJ, tu cWf x1,x2,x3 ...xn v,

( x1 - ) + ( x2 - ) + ( x3 - ) + + ( xn - ) = 0 cjhuzkhf, 6 , 8 , 9, 14, 13 vw tu ruhr 10. 10-UJ xbthU tu yff TLbjhif (6 -10) + (8 -10) + (9 -10) + (14 -10) + (13 -10) = -4 + ( -2) + ( -1) + 4 + 3 = -7 + 7 = 0 vdnt, ruhrUJ, midJ cWf yff TLbjhif a vd magLwJ. g 2


- Page 8

xU tu cs xbthU vQlD, xU Fl khwhj v k I

mfgjdh ilF a tu TL ruhr k mnj kh k ms mfF. 20 vf ruhr 59 vf. xbthU vQlD 3 I Todh, ilF vf ruhr vd?

59 + 3 = 62

g 3

xU tu cs xbthU vUJ, xU Fl khwhj v k I

Fiwgjdh ilF a tu TL ruhr k mnj kh k ms Fiw. 15 vf ruhr 44 vf. xbthU vUJ 7 I fjh, ilF vf ruhr vd?

44 7 = 37

g 4

xU tu cs xbthU vQlD, xU Fl khwhj v k, (k 0) M bgUdh ilF a tu TL ruhr k mnj kh

k M bgU ilwJ. 12 vf ruhr 48 vf. xbthU viz 4 M bgUdh, ilF vf ruhr vd?

48 4 = 192

g 5

xU tu cs xbthU vQlD, xU Fl khwhj v k, (k 0) M tFjh ilF a tu TL ruhr k mnj kh k M tFf ilwJ. 16 vf ruhr 54 vf. xbthU viz 9 M tFjh, ilF vf ruhr vd?

54 9 = 6

1111.... Kj 10 a vf ruhr

(A) 25 (B) 55 (C) 5.5 (D) 2.5


- Page 9

+ n "# =

+ 10 "# K =

=

= 5.5

2222 .... 5 Kj 5 Koa cs KGf TLruhr

(A) 3 (B) 0 (C) 25 (D) 10

0 ) K 54 -3 -2-1+0+1+2+3+4 +5 =0 (

3333 .... .x, x + 2, x + 4, x + 6, x + 8 vgt TLruhr 20 v, x- k (A) 32 (B ) 16 (C) 8 (D) 4

20 ) = x + x + 2 + x + 4 + x + 6 + x + 8 / (5

5 x +20 = 100

5x = 80 x = 16

4444 .... 5, 5, 5, 5, 5, 1, 2, 2, 3, 3, 3, 4, 4, 4, 4 vw tuf KfL

(A) 2 (B) 3 (C) 4 (D) 5

5 ) + (** (

5555 .... 14, 12, 10, 9 , 11 vw tuf iliy ms

(A) 11 (B ) 10 (C) 9 .5 (D) 10.5

W 9 ,10 ,11 ,12 ,14

11

6666 .... 2, 7, 4, 8, 9, 1 vw tuf iliy ms

(B) 6 (C) 5.5 (D) 7 W 1 ,2 ,4 ,7 ,8 ,9 )4+7 / (2 =5.5

7777 .... Kj 5 KG vf ruhr

(A) 2 (B) 2.5 (C) 3 (D) 0

) =0 +1+2+3+4 / (5 =2

8888 .... 10 vf TLruhr 7. xbthU vQlD 5 I Todh ilF a TLruhr

(A) 2 (B ) 12 (C) 7 (D) 17

7 +5 =-2

9999 .... 24- fhuf TLruhr

(A) 8.5 (B) 5.67 (C) 7 (D) 7.5

24 # 2,3,4,6,8,12


- Page 10

=

=!

24 # 1,2,3,4,6,8,12,24

=

= =7.5

10101010.... 5 vf TLruhr 20. mtUJ xU viz dh mt

TLruhr 15 v, fgl v

(A) 5 (B) 40 (C) 20 (D) 10 5 "# K 5)20 = (100

4 "# K 4 )15 = (60 4 " =100 60 =40

rahd ilia njbjLf. 1( 2, 3, 5, 7, 11, 13, 17, 19, 23 , 29 vw Kj 10 gfh vf R

(A) 28 (B) 26 (C) 29 (D) 27 456 = 5 =29 2 =27

2( bjhFYs tuf f a k 14.1 kW mtu R 28.4 v, bjhF f bga k

(A) 42.5 (B) 43.5 (C) 42.4 (D) 42.1

456 = 5

28.4 = 14.1 =28 .4 +14.1 =42.5

3. bjhFYs tuf fbga k 72 kW fa k 28 v,

mbjhF R bfG (A) 44 (B) 0.72 (C) 0.44 (D) 0.28

456W = 5 5 =#

=0.44

4 11 kf x = 132 v, mt TL ruhr (A) 11 (B) 12 (C) 14 (D) 13

11 # K =132

=

=12 5. n cWf bfhl vj xU vf bjhFF (x - $%) =

(A) x (B) x% (C) nx% (D) 0 [\


- Page 11

1,3 ,5 8* =9 /3 =3

X X - 1 3 -2

3 3 0

5 3 2

'X ) 0 6. n cWf bfhl vj xU vf bjhFF ( x) - = (A) nx% (B) (n - 2)x * (C) (n - 1)x% (D) 0

( x) - = (x) - +,- . = /+,- #+,-

. = +,-+ /#-

. =(n -1 )

= +,- . 7. x, y, z- l yf t v, x + 5, y + 5, z + 5- l yf

(A) t 3 (B) t + 5 (C) t (D) x y z t

8. xU tu lyf 1.6 v, mj yf tf ruhr (gutgo) (A) 0.4 (B) 2.56 (C) 1.96 (D) 0.04

1.6 3 =1.6 x 1.6 = 2.56

9. xU tu yf tf ruhr 12.25 v, mj l yf

(A) 3.5 (B) 3 (C) 2.5 (D) 3.25

3 = 12.25

= 12.25 = 3.5

10. Kj 11 a vf yf tf ruhr (A) 5 (B) 10 (C) 5 2 (D) 10

"# = 5121 1 - / 12 = 10 0 =10


- Page 12

11. 10, 10, 10, 10, 10- yf tf ruhr (A) 10 (B) 10 (C) 5 (D) 0

[\ * " x - =0

12. 14, 18, 22, 26, 30- yf tf ruhr 32 v, 28, 36, 44, 52, 60- yf tf ruhr

(A) 64 (B) 128 (C) 32 2 (D) 32

3 =32 = 32 2 32 3 =)2 32 ) 2 = 4 x 32 = 128

08 "] 2 8 3

13.) tuf bjhF x lyf 2 2 . mYs xbthU k 3 M bgUf ilF a tu bjhF lyf

(A) 12 (B) 4 2 (C) 6 2 (D) 9 2

2 2 x 3 =6 2 14. ( x - ) 2 = 48, = 20 kW n = 12 v, khWghL bfG

(A) 25 (B) 20 (C) 30 (D) 10

( x - ) 2 = 48 ( x - ) 2 / n = 4 = =4

= = 4 =2 20

W = x 100 = = 10


- Page 13

15. y tuf TL ruhr kW lyf Kiwna 48, 12 v, khWghLbfG

(A) 42 (B) 25 (C) 28 (D) 48

=12

=48

W =

x 100 =

= 25

122-tet-maths.pdf

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