A man invests a sum of money at 4% per annum simple interest. After 3 years, the principal amounts to ₦7,000.00. Find the sum invested.
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1987
An \((n-2)^2\) sided figure has n diagonals, find the number n of diagonals for a 25 sided figure
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1987
What is the locus or the mid-point of all the chords of length 6cm with circle of radius 5cm and with center 0?
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1987
The figure is an example of the construction of a
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1987
In the figure, PQRS is a rectangle. If the shaded area is 72 sq. cm, find h.
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1987
In the diagram above, QR // TS, QR : TS = 2.3, Find the ratio of the area of triangle PQR to the area of the trapezium QRST.
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1987
Find the probability of selecting a figure which is a parallelogram from a square, a rectangle, a rhombus, a kite and a trapezium
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1987
Below are the scores of group of students in a music test:\(\begin{array}{c|c}\text{Scores} & 1 & 2 & 3 & 4 & 5 & 6 & 7 & 8 & 9 \\ \hline \text{No of students} & 3 & 6 & 10…
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1987
The numbers 3, 2, 8, 5, 7, 12, 9 and 14 are the marks scored by a group of students in a class test. If P is scored by an group of students in a class test. If P is the mean and Q the median, the P + Q is
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1987
The goals scored by 40 football teams from three league divisions are recorded below:\(\begin{array}{c|c} \text{Number of goals} & 0 & 1 & 2 & 3 & 4 & 5 & 6 \\ \hline \text{frequency} & 4…
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1987
Taking the period of day light on a certain day to be from 5.30a.m to 7.00p.m. Calculate the angle of a pie chart designed to show the periods of the day light and of darkness on that day
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1987
The base of a pyramid is a square of side 8cm. If its vertex is directly above the centre, find the height, given that the edge is 4.3cm
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1987
What is the circumference of latitude 0oS if R is the radius of the earth?
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1987
A room is 12m long, 9m wide and 8m high. Find the cosine of the angle which a diagonal of the room makes with the floor of the room
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1987
From two points x and y, 8m apart, and in line with a pole, the angle of elevation of the top of the pole are 30o and 60o respectively. Fins the height of the pole assuming that x, y and the foot of the pole are the same…
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1987
If tan \(\theta\) = \(\frac{m^2 - n^2}{2mn}\) find sec\(\theta\)
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1987
The sine, cosine and tangent of 210o are respectively
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1987
Two chords QR and NP of a circle intersect inside the circle at x. If RQP = 37o, RQN = 49o and QPN = 35o, find PRQ
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1987
Three angles of a nonagon are equal and the sum of six other angles is 110o. Calculate the sixe of one of the equal angles
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1987
Find the eleventh term of the progression 4, 8, 16.....