2001 - WAEC Mathematics Past Questions and Answers - page 2
11
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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12
A man is four times as old as his son. The difference between their ages is 36 years Find the sum of their ages
A
45 years
B
48 years
C
60 years
D
74 years
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13
Given that y = px + q and y = 5 when x = 3, while y = 4 when x = 2, find the value of p and q.
A
p = 1, q = 3
B
p = 1, q = 2
C
p = -2, q = 3
D
p = 3, q = -2
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14
Evaluate \(\frac{x^2 + x - 2}{2x^2 + x -3}\) when x = -1
A
-2
B
-1
C
\(-\frac{1}{2}\)
D
1
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15
Factorize \(6x^2 + 7x - 20\)
A
(6x - 5)(x + 4)
B
2(3x-5)(x+2)
C
(3x+4)(2x-5)
D
(3x-4)(2x+5)
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16
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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17
If \(\frac{y-3}{2}<\frac{2y-1}{3}\), which of the following is true?
A
y > 7
B
y < -7
C
y > -7
D
y < 7
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18
if \(\frac{4m+3n}{4m-3n}=\frac{5}{2}\), find the ratio m:n
A
7:4
B
4:3
C
3:4
D
4:7
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19
If (2x^2 + kx - 14 = (x+2)(2x-7)), find the value of K
A
-3
B
5
C
9
D
11
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20
which of the following is not quadratic expression?
A
\(y = 2x^2 - 5x\)
B
\(y=x(x-5)\)
C
\(y = x^2 - 5\)
D
y = 5(x-1)
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