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    JAMB Mathematics Questions and asnwers 2019 .


    Hello friends, we are always working hard to make you smile and here is another one 

    Jamb math question have been found through a (problem in the wording of a law that lets people sneak past it) so we decide to drop it for you....

    JAMB Mathematics Questions and asnwers 2019 .


    OBJECTIVES

    1. Correct 241.34 (3 x 10-3)2 to 4 significant figures
    A. 0.0014
    B. 0.001448
    C. 0.0022
    D. 0.002172

    2. At what rate would a sum of #100.00 deposited for 5
    years raise an interest of #7.50?
    A. 11/2%
    B. 21/2%
    C. 15%
    D. 25%

    3. Three children shared a basket of mangoes in such a
    way that the first child took ¼ of the mangoes and the
    second ¾ of the remainder. What fraction of the
    mangoes did the third child take?
    A. 3/16
    B. 7/16
    C. 9/16
    D. 13/16

    4. Simplify and express in standard form (0.00275 x
    0.00640/( 0.025 x 0.08)
    A. 8.8 x 10-1
    B. 8.8 x 102
    C. 8.8 x 10-3
    D. 8.8 x 103

    5. Three brothers in a business deal share the profit at
    the end of contract. The first received 1/3 of the profit
    and the second 2/3 of the remainder. If the third
    received the remaining #12.000.00, how much profit did
    they share?
    A. #60,000.00
    B. #54,000.00
    C. #48,000.00
    D. #42,000.00

    6. Simplify √160r2 + √(71r4 + √100r3
    A. 9r2
    B. 12√3r
    C. 13r
    D. √13r

    7. Simplify √27 + 3/√3
    A. 4√3 B. 4/√3 C. 3√3 D. 3√/4

    8. Simplify 3Log69 + Log612 + Log664 – Log672
    A. 5 B. 7776 C. Log631 D. (7776)6

    9. Simplify (1 + 1)-1
    x-1 y-1¬¬

    10. Find the sum of the first twenty terms of the
    arithmetic progression Log a, Log a2, Log a3
    A. log a20
    B. log a21
    C. log a200
    D. log a210

    11. A carpenter charges #40.00 per day for himself and
    #10.00 per day for his assistant. If a fleet of a cars
    were painted for #2,000.00 and the painter worked 10
    days more than his assistant, how much did the
    assistant receive?
    A. #32.00
    B. #320.00

    12. Find the sum of the first 18 terms of the progression
    3, 6, 12………..
    A. 3(217 – 1)
    B. 3(218) – 1)
    C. 3(218 + 1)
    D. 3(218 – 1)

    13. The angle of a sector of a circle, radius 10.5cm, is
    480. calculate the perimeter of the sector
    A. 8.8cm
    B. 25.4cm
    C. 25.6cm
    D. 29.8cm

    JAMB MATHEMATICS QUESTIONS TODAY…
    MATHS 9AM
    1 :- (101000) base 2
    2 :- square root 3 – 2 square 2 + square root 6 – 3
    3 :- 120
    4 :- -18
    5 :- 0.000083
    6 :- -1 3
    7 :- 4.0cm square
    8 :- 1/2(x base 1 y base 1), 1/2 (x base 2 + y base 2)
    9 :- 3
    10 :- 6
    11 :- 2, 6
    12 :- 10! / 3! 3! 2!
    13 :- 8/15
    14 :- 45
    15 :- 3 square root 2
    16 :- 1/2
    17 :- 24:16
    18 :- 25
    19 :- (3,8,2 10,3,2 3,6,4)
    20 :- 16 (1/2) power n
    21 :- 792
    22 :- 45 degree
    23 :- 51.2
    24 :- {4,6}
    25 :- 85 degree
    26 :- 5
    27 :- 82
    28 :- N1560
    29 :- 3
    30 :- 6 sin x – 4/3 x power 3 + k
    31 :- -11
    32 :- (x+1) (3x power 2 – 8x + 11) – 19
    33 :- 1
    34 :- 1
    35 :- 5
    36 :- (10413) base five
    37 :- {t}
    38 :- 36
    39 :- 3
    40 :- 6.5

    14. Find the length of a side of a rhombus whose
    diagonals are 6cm and 8cm.
    A. 8cm
    B. 5cm
    C. 4cm
    D. 3cm

    15. Each of the interior angles of a regular polygon is
    1400. How many sides has the polygon?
    A. 9 B. 8 C. 7 D. 5

    16. A cylindrical pipe, made of metal is 3cm, thick if the
    internal radius of the pipe is 10cm. Find the volume of
       

    metal used in making 3m of the pipe
    A. 153Ļ€cm3
    B. 207Ļ€cm3
    C. 15,300Ļ€cm3
    D. 20,700Ļ€cm3

    17. If the height of two circular cylinders are in the ratio
    2:3 and their base radii are in the ratio 9. What is the
    ratio of their volume?
    A. 27:32
    B. 27:23
    C. 23:32
    D. 21:27

    18. The locus of a point which moves so that it is
    equidistant from two intersecting straight lines is the
    A. perpendicular bisector of the two lines
    B. angle bisector of the two lines
    C. bisector of the two lines
    D. line parallel to the two lines

    19. 4, 16, 30, 20, 10, 14 and 26 are represented on a
    pie chart. Find the sum of the angles of the sectors
    representing all numbers equal to or greater than 16.
    A. 480
    B. 840
    C. 920
    D. 2760

    20. The mean of ten positive numbers is 16. when
    another number is added, the mean becomes 18. find
    the eleventh number.
    A. 3
    B. 16
    C. 18
    D. 30

    21. Two numbers are removed at random from the
    numbers 1,2,3 and 4. what is the probability that the
    sum of the numbers removed is even?
    A. 2/3
    B. ½
    C. 1/3
    D. ¼

    22. Find the probability that a number selected at
    random from 41 to 56 is a multiple of 9
    A. 1/9
    B. 2/15
    C. 3/16
    D. 7/8

    23. Musa borrows #10.00 at 2% per month interest and
    repays #8.00 after 4 months. However much does he
    still owe?
    A. #10.80
    B. #10.67
    C. #2.80
    C. #2.67

    24. If 3 gallons of spirit containing 20% water are added
    to 5gallons of another spirit containing 15% water, what
    percentage of the mixture is water?
    A. 24/5%
    B. 167/8%
    C. 181/8%
    D. 187/8%

    25 What is the product of 27/5 – (3)3 and (1/5)?
    A. 5
    B. 3
    C. 1
    D. 1/25

    26. Simplify 2log2/5 – log72/125 + log9
    A. 1 – 4log 3
    B. –1 + 2log3
    C. –1 +5log2
    D. 1-2log2

    27. A car travels from Calabar to Enugu, a distant of
    pkm with an average speed of ukm per hour and
    continues to Benin, a distance of qkm, with an average
    speed of wkm per hour. Find its average speed from
    Calabar to Benin.
    A. (p+q)/(up+wq)
    B. u+w
    C. uw(p+q)/(wp+uq)
    D. (wp+uq)/(u+wq)

    28. If w varies inversely as uv/u + v and is equal to 8
    when u = 2 and v = 6, find a relationship between u, v,
    w.
    A. upw = 16(u + t)
    B. 16ur = 3w(u + t)
    C. upw = 12(u + t)
    D. 12upw = u + r

    29. If g(x = x2 + 3x ) find g(x + 1) – g(x)
    A. (x + 2)
    B. 2(x + 2)
    C. (2x + 1)
    D. (x + 4)

    30. Factorize m3 – m2 – m + 2
    A. (m2 + 1)(m – 2)
    B. (m + 1)(m + 1)(m + 2)
    C. (m + 1)(m + 1)(m – 2)
    D. (m2 + 2)(m – 1)

    31. The angles of a quadrilateral are 5x – 30, 4x + 60,
    60 – x and 3x + 61. find the smallest of these angles.
    A. 5x – 30
    B. 4x + 60
    C. 60 – x
    D. 3x + 61

    32. What is the nth term of the sequence 2, 6, 12, 20,
    …?
    A. 4n – 2
    B. 2(3n – 1)
    C. n2 + n
    D. n2 + 3n +2

    33. If the binary operation * is defined by m*n = mn +
    m + n for any real number m and n, find the identity
    element under this operation.
    A. e = 1
    B. e = -1
    C. e = -2
    D. e = 0

    34. When PT is the transpose of P, calculate [PT] when
    x = 0, y = 1 and z = 2
    A. 48
    B. 24
    C. –24
    D. –48

    35. PQ is equivalent to
    A. PPT
    B. PP-T
    C. QP
    D. PP

    36. Determine the distance on the earth’s surface
    between two towns P(Lat. 600N, Long. 200E) and Q
    (Lat. 600N, Long 250W)
    A. 800p/9km
    B. 800Ɩ3p/9km
    C. 800pkm
    D. 800Ɩ3pkm

    37. X is a point due east of point Y on a coast Z is
    another point on the coast but 6.3km due south of Y. if
    the distance ZX is 12km, calculate the bearing of Z
    from X
    A. 2400
    B. 2100
    C. 15008
    D. 600

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