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2004 - JAMB Mathematics Past Questions and Answers - page 5

41

A farmer planted 5000 grains of maize and harvested 5000 cobs, each bearing 500 grains. What is the ratio of the number of grains sowed to the number harvested?

A
1 : 250 000
B
1 : 25 000
C
1 : 500
D
1 : 5 000
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42

The shadow of a pole 5√3m high is 5m. Find the angle of elevation of the sun.

A
45o
B
75o
C
30o
D
60o
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43
The shaded area in the diagram above is represented by
A
{(x,y) : y - 3x < -6}
B
{(x,y) : y + 3x < 6}
C
{(x,y) : y + 3x < -6}
D
{(x,y) : y - 3x < 6}
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44

PQRSTV is a regular polygon of side 7 cm inscribed in a circle. Find the circumference of the circle PQRSTV.

A
56 cm
B
22 cm
C
42 cm
D
44 cm
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45
The shaded region in the venn diagram above is
A
Po (Q R)
B
P Q
C
Po(QR)
D
Po (Q R)
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46
The shaded area in the diagram above is represented by
A
{(x, y) : y + 3x < 6}
B
{(x , y) : y + 3x < -6}
C
{(x, y) : y - 3x < 6}
D
{(x, y) : y - 3x < 6}
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47
P, R and S lie on a circle centre O as shown in the diagram while Q lies outside the circle. Find < PSO
A
35o
B
40o
C
45o
D
55o
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48
In the diagram above, PQ = 4cm and TS = 6cm. If the area of parallelogram PQTU is 32cm2, find the area of trapezium PQRU
A
24cm2
B
48cm2
C
60cm2
D
72cm2
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49
The pie chart above shoes the distribution of the corps harvested from a farmland in a year, If 3,000 tonnes of millet is harvested, what amount of beans is harvested?
A
9000 tonnes
B
6000 tonnes
C
1500 tonnes
D
1200tonnes
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50
the graph above shows the cumulative frequency curve of the distribution of marks in a class test. What percentage of the students scored more than 20 marks?
A
68%
B
28%
C
17%
D
8%
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