Mathematics Past Questions

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Past Questions

1,853 questions
Question 1 of 20 1,853 total questions
Question 601
waec 2001

The bearing S40°E is the same as

A040o
B050o
C130o
D140o
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Question 602
waec 2001

If 2x : (x +1) = 3:2, what is the value of x?

A\(\frac{1}{2}\)
B1
C\(1\frac{1}{2}\)
D3
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Question 603
waec 2001

If \(y \propto \frac{1}{\sqrt{x}}\) and x = 16 when y = 2, find x when y = 24

A\(\frac{1}{9}\)
B\(\frac{1}{6}\)
C\(\frac{1}{3}\)
D\(\frac{2}{3}\)
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Question 604
waec 2001

Subtract (-y + 3x + 5z) from (4y - x - 2z)

A5y - 4x - 7z
B3y + 2x + 3z
C-5y + 4x + 7z
D2x - 5y + 3z
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Question 605
waec 2001

The graph of the curve \(y = 2x^2 - 5x - 1\) and a straight line PQ were drawn to solve the equation \(2x^2 - 5x + 2 = 0\)
What is the equation of the straight line PQ?

Ay = -1
By = 1
Cy = 3
Dy = -3
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Question 606
waec 2001

which of the following is not quadratic expression?

A\(y = 2x^2 - 5x\)
B\(y=x(x-5)\)
C\(y = x^2 - 5\)
Dy = 5(x-1)
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Question 607
waec 2001

If \(2x^2 + kx - 14 = (x+2)(2x-7)\), find the value of K

A-3
B5
C9
D11
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Question 608
waec 2001

if \(\frac{4m+3n}{4m-3n}=\frac{5}{2}\), find the ratio m:n

A7:4
B4:3
C3:4
D4:7
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Question 609
waec 2001

If \(\frac{y-3}{2}

Ay > 7
By < -7
Cy > -7
Dy < 7
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Question 610
waec 2001

Simplify \(\frac{2x-1}{3}-\frac{x+3}{2}\)

A\(\frac{x+3}{6}\)
B\(\frac{x+8}{6}\)
C\(\frac{x-11}{6}\)
D\(\frac{x-4}{6}\)
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Question 611
waec 2001

Factorize \(6x^2 + 7x - 20\)

A(6x - 5)(x + 4)
B2(3x-5)(x+2)
C(3x+4)(2x-5)
D(3x-4)(2x+5)
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Question 612
waec 2001

Evaluate \(\frac{x^2 + x - 2}{2x^2 + x -3}\) when x = -1

A-2
B-1
C\(-\frac{1}{2}\)
D1
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Question 613
waec 2001

Given that y = px + q and y = 5 when x = 3, while y = 4 when x = 2, find the value of p and q.

Ap = 1, q = 3
Bp = 1, q = 2
Cp = -2, q = 3
Dp = 3, q = -2
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Question 614
waec 2001
A man is four times as old as his son. The difference between their ages is 36 years Find the sum of their ages
A45 years
B48 years
C60 years
D74 years
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Question 615
waec 2001

Evaluate \(\frac{1}{2}+\frac{3}{4}of\frac{2}{5}\div 1\frac{3}{5}\)

A\(\frac{15}{16}\)
B\(\frac{11}{16}\)
C\(\frac{49}{50}\)
D\(3\frac{1}{5}\)
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Question 616
waec 2001

The nth term of a sequence is \(2^{2n-1}\). Which term of the sequence is \(2^9?\)

A3rd
B4th
C5th
D6th
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Question 617
waec 2001

Evaluate \(5\frac{2}{5}\times \left(\frac{2}{3}\right)^2\div\left(1\frac{1}{2}\right)^{-1}\)

A\(\frac{8}{25}\)
B\(\frac{12}{25}\)
C\(3\frac{3}{5}\)
D\(4\frac{1}{8}\)
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Question 618
waec 2001

A boy estimated his transport fare for a journey as N190 instead of N200. Find the percentage error in his estimate

A95%
B47.5%
C5.26%
D5%
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Question 619
waec 2001

In a bag of oranges, the ratio of the good ones to the bad ones is 5:4. If the number of bad oranges in the bag is 36, how many oranges are there in the altogether?

A81
B72
C54
D45
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Question 620
waec 2001

Express 0.0462 in standard form

A0.460 x 10-1
B0.462 x 10-2
C4.62 x 10-1
D4.62 x 10-2
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