JAMB Mathematics Daily Answers And Questions 2023/2024

By | January 17, 2024

JAMB Mathematics Daily Answers And Questions 2023/2024,

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1)

If A = (21 23 12) and B = (32 42). Find AB

A 

(186 1210 106)

B 

(106 1310 126)

C 

(106 1210 116)

D 

(106 1810 116)


2)

Evaluate �2+1C�+5 if n = 3 

A 

55

B 

45

C 

35

D 

25


3)Find x if the mean of 2x, 4x, 2x – 13 and 6x is 4.

A 

1.5

B 

2.0

C 

1.0

D 

0.5


4)Calculate the median of 14, 17, 10, 13, 18 and 10.

A 

12.5

B 

13.5

C 

13.2

D 

14.5


5)Solve for k in the equation 18�+2 = 1

A 

2

B 

-4

C 

-2

D 

4


6)Evaluate (101���)3

A 

111101���

B 

11111101���

C 

1111101���

D 

11001���


7)

 

If a fair coin is tossed twice, what is the probability of obtaining at least one head?

A 

0.25

B 

0.75

C 

0.5

D 

0.33


8)Give that the mean of 2, 5, (x+1), (x+2), 7 and 9 is 6, find the median.

A 

5.5

B 

5

C 

6.5

D 

6


9)If sin θ = –  35 and θ lies in the third quadrant, find cos θ

A 

45

B 

– 54

C 

54

D 

– 45


10)Simplify 13−√2 in the form of p + q√2

A 

73 – 17√2

B 

73 + 17√2

C 

37 – 17√2

D 

37 + √27


12

Mr Adu spends his annual salary on food(f), rent(r), car maintenance, gifts(g), savings(s) and some miscellaneous (m) as indicated in the table below:

F R C G S M
28% 15% 20% 14% 10% 13%

If the information on the table is represented on a pie chart, what angle represents his spending on food?

A

108.5

B

100.8

C

98.8

D

120.5


13)A rectangular pyramid has an area of 24cm2 and a height of 7.5cm. Calculate the volume of the pyramid.

A

65.0cm3

B

70.5cm3

C

56.5cm3

D

60.0cm3


15

In the diagram shown, angle LNM and angle YNZ are represented by g and h respectively. Find ∠MNY

A

180º – gº – hº

B

360º – (g-h)º

C

180º – (g-h)º

D

360º – gº – hº


16)In how many ways can the letter of ZOOLOGY be arranged?

A

720

B

360

C

840

D

120


17

 

Find the integral of (2x+1)3

A

2�+138 + C

B

2�+148 + C

C

2�+144 + C

D

2�+126 + C


18

Make v the subject of the formula from r = 3��ℎ

A

v = 3 ��2 h

B

v = ��ℎ3

C

v =  ��2ℎ3

D

v = 3πrh


19

 

Find the determinant of the matrix A = (23 13)

A

4

B

2

C

5

D

3


20

 

Evaluate Log2 8√2

A

3.0

B

4.5

C

3.5

D

2.5

Category: JAMB

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