# NECO Mathematics Questions 2024 Check OBJ and Theory Answers

Filed in Education on February 1, 2022

– NECO Mathematics Questions –

In this article, I will be showing you past mathematics objectives and theory random repeated questions for free. You will also understand how NECO Mathematics questions are set and many other examination guides. Stay focused and read through.

The National Examinations Council is an examination body in Nigeria that conducts the Senior Secondary Certificate Examination and the General Certificate in Education in June/July and December/January, respectively.

## NECO Mathematics Question and Answers

Here are the questions and answers below:

1a)
(2x+1)/(3-4x)=2/3
3(2x+1)=2(3-4x)
6x+3=6-8x
6x+8x=6-3
14x/14=3/14
x=3/14
1bi)
E=MV^2/2
2E/M =MV^2/M
V^2=2E/M
V=sqr2E/M
1bii)
Vsqr2E/M
Vsqr2*64/2
Vsqr64
V=8

2 a )
number of sides =12
radius of circle =10 cm
area =?
n ×© 2= 360
12 © 2= 360
© 2 = 360 / 12 =30 °
© 1 + © 2= 180 – 30
© 1 = 150
When © 1 and © 2 are interior and exterior angle
of a polygon A sector has are .
Area of sector =© / 360 × rot 8 ^2
= 150 / 360 ×22 / 7× 100 / 1
A =130 – 95 cm^2

2 b )
1 /2 ( 2x + 1 ) – 2 /5 ( x – 2 )= 3
2 x +1/ 3 – 2 x – 4/ 3= 3
10 x +5 – 6x + 12 / 15 =3 / 1
Cross multiple
4 x +17 =45
4 x /4 =28 / 4
x = 7.

3 )
Apply 5m rule to find C P
t / sin T = P /sin P
t / sin 110 = 6/ sin 40
t =6 * 0. 9396 / 0. 6428
= 56376 / 6. 6428
= 87704
= 877 km

4 )
Total Fruit = 80 + 60 = 140
( a)
( i ) Pr one of each fruit is picked
( 79 / 140 * 60 / 139 ) + ( 59 / 140 * 80 / 139 )
= 4740 / 19, 460 + 4720 / 19 , 460
= 9460 / 19, 460 = 0.486

4 aii )
Pr one type of fruit is picked
( 79 / 140 * 78 / 139 ) + ( 39 / 140 * 5 p/ 139 )
= 6162 / 19, 460 + 3422 / 19 , 460
= 9584 / 19 , 460 = 0.492

4 b )
5 X / 8 – 1 / 6 ≤ X / 3 + 7 /24
Multiply through by 24 i : e
15 X – 4≤ 8X + 7
15 X – 8X ≤ 7 + 4
7 X = 11
X ≤ 11 / 7 ===> X ≤ 1 4 / 9
=============================

5 a )
3 /X + 2 – 6 /3 X – 1
3 ( 3 X – 1) – 6 ( X + 2) / ( X + 2) ( 3X – 1)
9 X – 3 – 6X – 12 /( X + 2) ( 3X – 1)
3 X – 15 / ( X + 2) ( 3X – 1)

5 b )
C .I= P [1 +r / 100 ]^
= 25000 [ 1+ 12/ 100 ]^ 3
= 25000 [ 1+ 0. 12 ]^ 3
= 25000 * 1 . 4049
= 35122 . 50
= N 35 ,122 . 50
============================

6 a )
X +- 3/ 2
X =2/ 3 or X =2
( X + 3/ 2)^ 2 or ( X – 2 )
( X + 3/ 2) ( X – 2 )
X ( X – 2) + 3 / 2 ( X – 2)
X ^2 – 2X + 3 X / 2 – 3
2 X ^2 – 4X + 3X – 6
2 X ^2 – X – 6

6 b )
h /h +8 = 6 / 10
10 h = 6 h + 48
h = 12
H = h + 8
H = 12 + 8
H = 20
Volume = 1 /3 A . h
= 1 / 3 ( 10 * 10 ) * 20 – 432 / 3
= 200 / 3 – 432 /3
= 1568 / 3
= 522 . 67 cm3

7 a )
titan / 360 ×2 pie r cos t
d = 55 / 360 ×2 ×22 / 7×640 cos 4
d = 55 × 44 × 6400 cos 4/ 2520
d = 55 × 44 × 6400 ×0496 / 2520
d = 15 , 449 . 28 / 2520
d = 6130. 67
d ~ 6130 km .

ii ) distance along gent circle
D = tita / 360 ×2 pie r
D = 55 / 360 × 2/ 7× 22 /7 × 6400/ 1
D = 55 × 44 ×6400 / 2520
D = 15 , 488 ×6400 / 2520
D = 6144 .03
D =~ 6146 km .

7 b )
Length of sector tita/ 360 × 2 pie r
L= 120 / 360 ×2 /1 × 22 / 7× 42/ 1
L= 120 ×44 ×42 / 2520
L= 221760 / 2520
L= 88cm
L= 2pie r
Where r is the radius of circumference
88 =2 × 22 / 7× r
88 ×7 = 44 r
R =88 ×7 /44
R =616 / 44
R =14 cm.

Curved surface area
= pie rc
A =22 / 7 ×14 × 42 / 1
A =22 ×14 ×4 ^2 /7
A =12936 /7
A =1848 cm^ 2.

8 a )
X =60 / t — – – – – – – – – > ( i )
Y = 180 / t – – – – – — – – – > ( ii )
T 1=60 / X
T 2=100 /Y
T 1+T 2= 5
60 / X + 180 / Y = 300 – — – – – – – – – > ( i )
180 / X + 60 / Y = 260 – – – – – – – – — > ( ii )
Let P =1 / X
2 = 1 / Y
60 p + 180 Q = 300
180 p + 6Q = 200
P + 3 Q =5
9 P + 3Q = 13
Substract ( i ) from ( ii )
8 p = 8
P = 8 / 8 ÷ P = 1
Subtract P into ( i )
P + 3 Q =5
1 + 3 Q = 5
3 Q =5 – 1
3 Q =4
Q = 4/ 3
P = 1 ÷ 1 = 1/ X ÷ X = 1
4 /3 = 1/ Y ÷ Y = 3/ 4

8 b )
2001 – – – – – — – – 25 , 700
2002 – – – – – — – – 15 / 100 X 25, 700 + 25,
700 = 29 , 555
Amount of tax in 2002
= 29 , 555 * 12 .5 /100
= N 3694 .375
= N 3690

8 c )
Log 25
Log 16 25 / 100
Log 16 2/ 4
Log 4 6 – 1
– 1/ 2 Log 4^4
– 1/ 2

9 ai)
W= K +C / 2
24 = k + C / 16
384 = 16 K + C – — – – – – ( i )
18 = K + C / 4
72 + 4K + C – – – – – – – — ( ii )
16 K + C = 384
4 K + C = 72
Substact ( ii ) from ( i )
12 k / 12 = 312 /12
K = 26
Substract K into ( i )
16 k + C = 384
C = 384 – 416
C = – 32
W= k +C / t 2
W= 26- 32 / t 2

( 9aii )
When W= – 46, t =?
– 46 = 26 – 32 / t 2
t 2 = – 32 / -72
t = Sqrt 16 / 36 = 4 /6
= 2 / 3

9 b )
V = Pie r 2 . d = 14 , r = 7cm
1232 = 22 / 7 * 7 ^2 * h
h = 7 * 1232/ 22* 49
h = 8624 /1074
h = 8 cm

10 a)
y ^ 1 =x ^2 ( 3x +1 )^ 2
v = ( 2x + 1 )^ 2
v = m ^2
dm / dx =2
dv / dm =2 m
dy /dx = dv / dm ×dm / dx
= 2 m× 2
= 4 m
dy /dx = 4( 2x + 1)
dy /dx = udv /dx +v whole no . dy / dx
= x ^2 4( xx + 1)^ 2, × 3x
= 4 x ^2 ( 2x +1) + 2x ( 2x + 1)^ 2.

10 b)
[ 3 3 -1 ] [ 1 0 2] [ 3 – 2 3] + 2 [0 – ( – 4) – 3[ 63 ] + – 1 ( – 2)
8 + 9+ 2
= 19 .

10 c )
m= y 2- y 1 /x 2- x 1
y – y 1 = m ( x – x 2)
m= 4- 3/ – 1- 2
m= – 1/ 3
y 1 -y 2=- 1 /3 ( x – x 2)
y – 3= 1/ 3 ( x – 2)
y – 3= – 4/ 3 + 2/ 3
3 y =- x + 1[truncated by WhatsApp]

MATHEMATICS OBJ 100% VERIFIED :
11-20: CCDCAACECA
21-30: DCDAECAEED

==================================
8a)
r^2=(12-r)^2 – 5^2
r^2=(12-r)(12-r)+25
r^2=144-24r+25
r^2=169-24r
r^2+24r-169=0
r^2+24r=169
r^2+24r+14^2=169+14^2
(r+14)^2=169+196
(r+14)^2=365
(r+14=sqr365
r+14=19.105
r=19.105-14
r=5.105
r=5.1cm
8aii)
circumfrenece of a circle=2pie R
C=2×22/2*(5.1)^2
C=1144.44/7
C=163.4914cm
C=163.5cm
8b)
y2-y1/x2-x1=y-y1/x-x1
6-2/2-(-1)=y-2/x-(-1)
4/2+1 = y-2/x+1
4/3=y-2/x+1
3(y-2)=4(x+1)
3y-6=4x+4
3y-4x=4+6
3y-4x=10
y=4x/3+10/3
======================
9a)
let Xy represent the two digit number
x-y=5 —–(i)
3xy – (10x +y)=14
3xy – 10x – y =14 —-(ii)
from eqn (i)
x=5+y
3y(5+y)-10(5+y)-y=14
15y+3y^2 – 50 – 10y – y =14
3y^2 + 4y -50 = 14
3y^2 + 4y -50 – 14 =0
3y^2 + 4y – 64 =0
3y^2 + 12y + 16y – 64 =0
(3y^2 – 12y) (+16y – 64)=0
by
(y-4)+16(y-4)=0
(y-4)=0
9aii)
(3y+16)(y-4)=0
3y+16=0 or y-4=0
3y=-16 or y=4
y=-16/3 or y=4
when y=4
x=5+y
x=5+4
x=9
the no is 94
9b)u
3-2x/4 + 2x-3/3
=3(3-2x)+4(2x-3)/12
=9-6x+8x-12/12
=2x-2/12
=========================

Popular Keywords on NECO Mathematics Specimen:

1. NECO GCE Mathematics Questions

2. NECO Questions for Mathematics

3. 2020/2021 NECO Mathematics

5. NECO Mathematics Repeated Questions

6. GCE Mathematics materials 2023

7. NECO Mathematics Sure question

8. Mathematics material for GCE

If you need us to help you with updated questions and answers at the right time about NECO Mathematics Examination, kindly provide us with your phone number and email address in the comment box below. Also, feel free to ask any questions pertaining to this guide.

What’s your take on this? We believe this article was interesting right. If yes, don’t hesitate to use our share button below to inform–friends and relations via Facebook, Twitter.

CSN Team

1. Nice Emmanel says:

Hi Guys You are doing a Good Job

2. praise says:

Do u av junior waec question pls?

3. Ebuka says:

This my number: 07067098388

4. Abdul says:

This it is not the same with a paper we are writing pls check it again

5. jerry says:

God will bless u if u faword the anwets to me

6. 08165761638 says:

sir this is my number 08165761638 my email is [email protected]

7. azeez kehinde ayomikun says:

thanks a lot am so greatful

8. Samuel says:

My digits 08100832131

9. Samuel says:

Thanks alot u guys are the best

10. azeez kehinde ayomikun says:

my number is 09070972105

11. enock says:

here is my number. keep it on 08022079088

12. enock says:

here is my number. keep it on 080220-9088

13. enock says:

here is my number. keep it on 080220-9088

14. Hamis says:

I need the complete answers now

15. Badamasi Garba Ibrahim says:

This is a nice job keep it up sir nothing to say but God bless you my phone number is 08067718079

16. SugarKen says:

Nice work,… pls forward d answers to me… God Bless.

17. Cheatex Jnr says:

Unfortunately, I can’t upload prove of my answers. But if you need correct answers with prove, message on whatsapp 08110572387. It’s free o.

18. DARE TUNDE says:

PLS I NEED THE MATHEMATICS OBJ AND ESSY QUESTION AND ANSWERS…….THIS IS MY WHATSAPP NUMBER 08103082109 U CAN SEND IT FOR ME PLS…THANK U.

19. Ahmed Hussein. Thanks alots here is email address [email protected] and my phone number is 07083180404” am in need pls help me

20. umukoro ernest says:

08071770896

21. Victoria says:

Thanks for the post…pls the remaining questions
07011289442

22. Victoria says:

Thanks for the post…pls the remaining questions

23. pls help me

24. Noura Yousuof says:

pls help me with math answers
[email protected]
07086289698
may God bless you guys.

25. snowbaze says:

plz keep posting it tankz a lot.

26. jorch says:

If yes want to upgrade your jamb score contact me now before it is too late 08135914508 or whatapp me @ the same number thanks

27. aomi says:

28. kayode says:

my what’sapp number 09072686737/my other number 09022925461
thanks sir/ma
I appreciate
God bless u

29. Lucky star says:

I Need Obj 08034146531

30. mustapha hussaini says:

Pls help me with d maths question

31. agbodams says:

please I need mathematics obj and theory sir

32. shiba says:

number 07086456807

33. shiba says:

34. daniel says:

pls I need neco mathematics

35. aomi says:

Pls help us on time

36. cissko says:

tank u plz send it to my num 09068441319

37. Nnadi valentine o. says:

Please I need the the math theory and objective answers before the exam start please my number is 09079505798. Am waiting please

38. aminu says:

[email protected] pls need maths

39. emmanuel says:

dis is my no:08062668252

40. kolawole adebayo says:

08036909911 please I need the answers before I enter the hall.

41. Michael says:

Keep it up pls

42. Sarki says:

08139367776

43. Sarki says:

If I got all the answers i promise 1000 recharge card Here is my phone number please

44. Sarki says:

If I got all the answers i promise 1000 recharge card

45. Welye Dawi says:

Please keep it on 08168045048

46. Welye Dawi says:

You guys are really good

47. Biola says:

Plus I need math neco answer…08104538409

48. Taiwo says:

Pls I need neco question and answer…. 09067281030….

49. Tessy says:

Pls i need mathematics neco answer before the exams thank you 08123058764

50. Tessy says:

Pls i need mathematics neco answer b4 the exams thank you 08123058764

51. Tessy says:

Pls i need mathematics answer b4 d exams thank you 08123058764

52. Nnamdi says:

I need maths plz

53. Seun says:

I Need It

54. Yusuf Bulama says:

I needs question and answer of mathematics

55. kelvin says:

u guys are awesome

09082931206. my number

56. Eric Murphy says:

God bless

57. SHIKEMI says:

08084586667

58. ugwu Emmanuel says:

You guy help is needed help us with mathmetices question and answer

59. Dave says:

[email protected]… 09027390378.. More blessings guys..

60. david says:

Pls help me out with mathematics 08146731309.

61. grace says:

plz i need de answer all

62. sam says:

09033718175

63. osas says:

Pls i need d question ad answer pls,08133741594

64. Chioma says:

I need neco mathematics question and answers 2017
08122437370

65. whypper says:

this is my number09024115747

66. AUWAL ISA says:

pls save us we’r in terrible situatn Thnks

67. ali j says:

[email protected]

68. AUWAL ISA says:

[email protected], 08061106846

69. lafemi says:

my email is [email protected] 08109015862

70. yusif says:

my number 08062240734 my gmail is [email protected]

71. zikrulah says:

phone number: 07011237320
[email protected]
please I need 2017 neco mathematics question and answer

72. zikrulah says:

please upload more 2017 neco mathematics question and

73. JIDDA says:

Thank You Here Is My Email

[email protected] and 08085850091

74. Saviour says:

Neco agric is available…. Contact 08143933668….we also do waec upgrade and jamb upgrade

75. Kuzee A.N says:

[email protected]

08175741515

76. Nick says:

Good work team CSN

77. Emmanuel dare says:

Plz I need Mathematics obj and theory
This is my number 08100420163

78. MUBARAK says:

GOD BLESS YOU

79. lkem says:

my number 09072639288

80. Anita says:

Is ds correct

81. abubar Ahmad says:

I all Neco question and answers b 4inter hall l love u guz keep uploading

82. micheal says:

my fone numba:09079500782
my email :[email protected]

83. dara says:

thanks

84. paul thomas says:

I need your help on mathematics and how can get it or is there any succreption?

85. angela says:

07013912904 thanks

86. DENNIS says:

MY number is 08163287825 [email protected] THANK U GUYS

87. monday says:

My email is : [email protected]

88. paschal says:

cool

89. tonybest says:

wow very nice keep it up. pls here is my mobile number 08131222161 thanks

90. Patience anzaku says:

Pls more answers to maths exams

91. emeh chisom says:

Correct my phone no.09030972318

92. I need ur help

93. David says:

09023100457

94. salihi abubakar says:

I need maths obj and essay

95. Sunny says:

I love it,please help me with mathematics answers before we start the exam tommorow
this is my phone number:09069177079

96. Idogun Rehoboth says:

my number 08085787094 or [email protected] for email…God bless u guys

97. Idogun Rehoboth says:

pls I need the Neco 2017 mathematics questions and answers

98. Idogun Rehoboth says:

I love u guys

99. Gullams Fwangdi says:

09036188245

100. racheal biola says:

Pls forward it to me

101. Onahzy Packzy says:

U ar the boss. May God bless u. Here is my number if u can help me by forwarding d answers as sms or watsapp. 08142888239

102. Simon says:

09039426342

103. NAFISA BELLO says:

PLS I NEED MORE QUESTION AND