Important And Free NECO Mathematics Questions 2023- In Nigeria, the Senior Secondary Certificate Examination and the General Certificate in Education are administered by the National Examinations Council (NECO) in June/July and December/January, respectively.

Are you a candidate looking for NECO mathematics questions for 2023? If that’s the case, you’ve come to the right place because the Professionalmarks.com team is here to show you how to prepare for the 2023 NECO mathematics past questions.

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The answers to the 2023 NECO mathematics questions are available. Let’s find out what you need to know to do well on the NECO Mathematics exam before we move on.

I can personally attest to the ease with which NECO Mathematics is taught. You will have a better understanding of the NECO-required topics if you simply read the Mathematics syllabus as a guide.

The following is what we taught about it before publishing it:

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## Important And Free NECO Mathematics Questions 2023

Below are NECO Maths Questions with answers

- A group of market women sell at least one of yam, plantain and maize. 12 of them sell maize, 10 sell yam and 14 sell plantain. 5 sell plantain and maize, 4 sell yam and maize, 2 sell yam and plantain only while 3 sell all the three items. How many women are in the group?

A. 25

B. 19

C. 18

D. 17

- If log 10 to base 8 = X, evaluate log 5 to base 8 in terms of X.

A. [Math Processing Error]X

B. X-[Math Processing Error]

C. X-[Math Processing Error]

D. X-[Math Processing Error]

- Find the value of X if [Math Processing Error]

A. 3√2+4

B. 3√2-4

C. 3-2√2

D. 4+2√2

- If [Math Processing Error]What is the value of p+2q?

A. (5/2)

B. -(5/4)

C. -(25/4)

D. -10

- If [Math Processing Error]= [Math Processing Error]; what is the value of p+2q?

A. (5/2)

B. -(5/4)

C. -(25/4)

D. -10

- A trader bought 100 oranges at 5 for N1.20, 20 oranges got spoilt and the remaining were sold at 4 for N1.50. Find the percentage gain or loss.

A. 30% gain

B. 25% gain

C. 30% loss

D. 25% loss

- What is the answer when 24346 is divided by 426?

A. 236

B. 356

C. 526

D. 556

- If 29x (Y3)9= 35x (Y3)5, find the value of Y.

A. 4

B. 3

C. 2

D. 1

- Simplify (0.0023×750)(0.00345×1.25)−−−−−−−−−√

A. 15

B. 20

C. 40

D. 75

- If m∗n=(mn−nm) for m, n belong to R, evaluate -3*4

A. −2512

B. −712

C. 712

D. 2512

### Important And Free NECO Mathematics Questions 2023

- The sum of two numbers is twice their difference. If the difference of the numbers is P, find the larger of the two numbers

A. p/2

B. 3p/2

C. 5p/2

D. 3p

- A binary operation * is defined by a*b = ab+a+b for any real number a and b. if the identity element is zero, find the inverse of 2 under this operation.

A. 2/3

B. 1/2

C. -1/2

D. -2/3

- Factorize completely x2+2xy+y2+3x+3y−18

.

A. (x+y+6)(x+y-3)

B. (x-y-6)(x-y+3)

C. (x-y+6)(x-y-3)

D. (x+y-6)(x+y+3) - Tope bought X oranges at N5.00 each and some mangoes at N4.00 each. if she bought twice as many mangoes as oranges and spent at least N65.00 and at most N130.00, find the range of values of X.

A. 4≤X≤5

B. 5≤X≤8

C. 5≤X≤10

D. 8≤X≤10

- Three consecutive positive integers k, l and m are such that l2= 3(k+m). Find the value of m.

A. 4

B. 5

C. 6

D. 7

- Express 1×3−1 in partial fractions

A. 13(1x−1−(x+2)x2+x+1)

B. 13(1x−1−x−2×2+x+1)

C. 13(1x−1−(x−2)x2+x+1)

D. 13(1x−1−(x−1)x2−x−1)

- The first term of a geometric progression is twice its common ratio. Find the sum of the first two terms of the G.P if its sum to infinity is 8.

A. 8/5

B. 8/3

C. 72/25

D. 56/9

- Divide 4×3 – 3x + 1 by 2x – 1

A. 2×2-x+1

B. 2×2-x-1

C. 2×2+x+1

D. 2×2+x-1

#### Important And Free NECO Mathematics Questions 2023

- Find a positive value of α if the coordinate of the centre of a circle x2+ y2-2α 4yα=0 is (α, -2) and the radius is 4 units.

A. 1

B. 2

C. 3

D. 4

- A man 1.7m tall observes a bird on top of a tree at an angle of 30°. if the distance between the man’s head and the bird is 25m, what is the height of the tree?

A. 26.7m

B. 14.2m

C. 1.7+(253√3m

D. 1.7+(252√2m

- In ∆MNO, MN = 6 units, MO = 4 units and NO = 12 units. If the bisector of and M meets NO at P, calculate NP.

A. 4.8 units

B. 7.2 units

C. 8.0 units

D. 18.0 units

- Find the tangent to the acute angle between the lines 2x + y = 3 and 3x – 2y = 5.

A. -7/4

B. 7/8

C. 7/4

D. 7/2

- From a point P, the bearings of two points Q and R are N670W and N230E respectively. If the bearing of R from Q is N680E and PQ = 150m, calculate PR

A. 120m

B. 140m

C. 150m

D. 160m

#### NECO Mathematics Questions 2023

- Find the equation of the locus of a point P(x,y) such that PV = PW, where V = (1,1) and W = (3,5)

A. 2x + 2y = 9

B. 2x + 3y = 8

C. 2x + y = 9

D. x + 2y = 8

- Find the area bounded by the curve y = x(2-x). The x-axis, x = 0 and x = 2.

A. 4 sq units

B. 2 sq units

C. 43squnits

D. 13squnits

- Evaluate: ∫z0(sinx−cosx)dxWhereletterz=π4.(π=pi)

A. 2+1−−−−√

B. 2–√−1

C. −2–√−1

D. 1−2–√

- Find the volume of solid generated when the area enclosed by y = 0, y = 2x, and x = 3 is rotated about the x-axis.

A. 81 π cubic units

B. 36 π cubic units

C. 18 π cubic units

D. 9 π cubic units

#### Important And Free NECO Mathematics Questions 2023

- What is the derivative of t2 sin (3t – 5) with respect to t?

A. 6t cos (3t – 5)

B. 2t sin (3t – 5) – 3t2 cos (3t – 5)

C. 2t sin (3t – 5) + 3t2 cos (3t – 5)

D. 2t sin (3t – 5) + t2 cos 3t

- Evaluate ∫1−2(x−1)2dx

A. −103

B. 7

C. 9

D. 11

- Find the value of x for which the function y = x3 – x has a minimum value.

A. −3–√

B. −33−−√

C. 33−−√

D. 3–√

- If the minimum value of y = 1 + hx – 3×2 is 13, find h.

A. 13

B. 12

C. 11

D. 10

- Let P = {1, 2, u, v, w, x}; Q = {2, 3, u, v, w, 5, 6, y} and R = {2, 3, 4, v, x, y}.

Determine (P-Q) ∩ R

A. {1, x}

B. {x y}

C. {x}

D. ɸ

#### Free NECO Mathematics Questions 2023

- If the population of a town was 240,000 in January 1998 and it increased by 2% each year, what would be the population of the town in January, 2000?

A. 480,000

B. 249,696

C. 249,600

D. 244,800

- If (23√−2√)(3√+22√)=m+n6–√, find the values of m and n respectively.

A. 1, -2

B. -2, 1

C. −25, 1

D. 2, 3/5

- In a youth club with 94 members, 60 like modern music, and 50 like traditional music. The number of members who like both traditional and modern music is three times those who do not like any type of music. How many members like only one type of music?

A. 8

B. 24

C. 62

D. 86

- Evaluate (2.813×10−3×1.063)(5.637×10−2)reducing each number to two significant figures and leaving your answer in two significant figures.

A. 0.056

B. 0.055

C. 0.054

D. 0.54

##### Important And Free NECO Mathematics Questions 2023

- A man wishes to keep his money in a savings deposit at 25% compound interest so that after three years he can buy a car for N150,000. How much does he need to deposit?

A. N112,000.50

B. N96,000.00

C. N85,714.28

D. N76,800.00

- If 31410- 2567= 340x, find x.

A. 7

B. 8

C. 9

D. 10

- Simplify 3(2n+1)−4(2n−1)2n+1−2n

A. 2n+1

B. 2n-1

C. 4

D. 1/4

- If P3446−23P26=2PP26, find the value of the digit P.

A. 2

B. 3

C. 4

D. 5

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### CONCLUSIONS:

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