The histogram above shows the ages of the victims of a pollution. How many people were involved in the pollution?
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2003
A triangle has vertices P(-1,6), Q(-3, -4) and R(1, -4).Find the midpoint of PQ and QR respectively.
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2003
In the diagram above, PQR is a straight line and PS is a tangent to the circle QRS with /PS/ = /SR/ and ∠SPR = 40\(^{\circ}\). Find ∠PSQ
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2003
XYZ is a circle enter o and a radius 7cm. Find the area of the shaded region. θ = 45 x 2 = 90
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2003
In the diagram above, PQ is parallel to RS. What is the value of α + β + γ?
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2003
Find the equation of the locus of a point P(x,y) which is equidistant from Q(0,0) and R(2,1).
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2003
An arc of a circle subtends an angle of 30\(^{\circ}\) on the circumference of a circle of radius 21cm. Find the length of the arc.
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2003
An aeroplane flies due north from airport P to Q and then flies due east R. If Q is equidistant from P and R, find the bearing of P and R
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2003
Find the range of values of x which satisfy the inequalities 4x - 7 \(\leq\) 3x and 3x - 4 \(\leq\) 4x
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2003
The result of tossing a fair die 120 times is summarized above. Find the value of x
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2003
A bag contains 5 blacks balls and 3 red balls. Two balls are picked at random without replacement. What is the probability that a black and red balls are picked?
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2003
Find the number of committees of three that can be formed consisting of two men and one woman from four men and three women
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2003
If nP3 - 6(nC4) = 0, find the value of n
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2003
On the pie chart, there are four sectors of which three angles are 45\(^{\circ}\), 90\(^{\circ}\) and 135\(^{\circ}\). If the smallest sector represents N28.00, how much is the largest sector?
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2003
Find the mean of the distribution above
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2003
The range of 4, 3, 11, 9, 6, 15, 19, 23, 27, 24,21 and 16 is
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2003
BY how much is the mean of 30, 56, 31, 55, 43 and 44 less than the median?