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A sum of money was invested at 8% per annum simple interest. If after 4 years the money amounts to N330.00. Find the amount originally invested
AN180.00
BN165.00
CN150.00
DN250.00
EN200.00
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Question 1012
jamb1985
Arrange the following numbers in ascending order of magnitude \(\frac{6}{7}\), \(\frac{13}{15}\), 0.8650
A\(\frac{6}{7}\) < 0.865 < \(\frac{13}{15}\)
B\(\frac{13}{15}\) < \(\frac{6}{7}\) < 0.865
C\(\frac{6}{7}\) < \(\frac{13}{15}\) < 0.865
D0.865 < \(\frac{6}{7}\) < \(\frac{13}{15}\)
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Question 1013
jamb1985
If three numbers P, Q, R are in ratio 6 : 4 : 5, find the value of \(\frac{3p - q}{4q + r}\)
A\(\frac{3}{2}\)
B\(\frac{2}{3}\)
C2
D3
E18
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Question 1014
jamb1984
XYZ is a triangle and XW is perpendicular to YZ at = W. If XZ = 5cm and WZ = 4cm, Calculate XY.
A5\(\sqrt{3}\)cm
B3\(\sqrt{5}\)cm
C3\(\sqrt{3}\)cm
D5cm
E6cm
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Question 1015
jamb1984
In the figure, O is the centre of circle PQRS and PS//RT. If PRT = 135, then PSO is
A67\(\frac{1}{2}\)o
B22\(\frac{1}{2}\)o
C33\(\frac{1}{2}\)o
D45o
E90o
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Question 1016
jamb1984
In the figure, TSP = PRQ, QR = 8cm, PR = 6cm and ST = 12cm. Find the length SP
A4cm
B16cm
C9cm
D14cm
EImpossible, insufficient data
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Question 1017
jamb1984
Find the x co-ordinates of the points of intersection of the two equations in the graph
A1, 1
B0, 4
C0,0
D4, 0
E4, 9
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Question 1018
jamb1984
In the figure, determine the angle marked y
A66o
B110o
C26o
D70o
E44o
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Question 1019
jamb1984
In the figure, QRS is a line, PSQ = 35o, SPR = 30o and O is the centre of the circle. Find OQP.
A35o
B30o
C130o
D25o
E65o
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Question 1020
jamb1984
In the figure, PQRSTW is a regular hexagon. QS intersects RT at V. Calculate TVS
A60o
B90o
C120o
D30o
E80o
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Question 1021
jamb1984
Find the area of the shaded portion of the semicircular figure.
A\(\frac{r^2}{4}(4 \pi - 3 \sqrt{3})\)
B\(\frac{r^2}{4}(2 \pi - 3 \sqrt{3})\)
C\(\frac{1}{2}r^2 \pi\)
D\(\frac{1}{8}r^2 \sqrt{3}\)
E\(\frac{r^2}{4}(4 \pi - 3 \sqrt{3})\)
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Question 1022
jamb1984
Using \(\bigtriangleup\)XYZ in the figure, find XYZ
A29o
B31o
C31o 20'
D31o 18'
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Question 1023
jamb1984
What is the volume of this regular three dimensional figure?
A160cm2
B48cm2
C120cm2
D40cm2
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Question 1024
jamb1984
Measurements of the diameters, in centimeters, in centimeters, of 20 copper spheres are distributed as shown below
\(\begin{array}{c|c} \text{Class boundary in cm} & \text{frequency} & \\\hline 3.35 - 3.45 & 3\\ 3.45 - 3.55 & 6\\ 3.55 - 3.65 & 7\\ 3.65 - 3.75 & 4\end{array}\)
What is the mean diameter of the copper spheres?
A3.40cm
B3.58cm
C3.56cm
D3.62cm
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Question 1025
jamb1984
If sin \(\theta\) = \(\frac{x}{y}\) and 0o < 90o then find \(\frac{1}{tan\theta}\)
A\(\frac{x}{\sqrt{y^2 - x^2}}\)
B\(\frac{y}{x}\)
C\(\frac{\sqrt{y^2 + x^2}}{y^2 - x^2}\)
D\(\frac{y^2 - x^2}{x}\)
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Question 1026
jamb1984
The larger value of y for which (y - 1)2 = 4y - 7 is
A2
B4
C6
D7
E8
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Question 1027
jamb1984
Two fair dice are rolled. What is the probability that both show up the same number of points.
A\(\frac{1}{36}\)
B\(\frac{7}{36}\)
C\(\frac{1}{2}\)
D\(\frac{1}{3}\)
E\(\frac{1}{6}\)
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Question 1028
jamb1984
A right circular cone has a base radius r cm and a vertical angle 2yo. The height of the cone is
Ar tan yo cm
Br sin yo cm
Cr cot yo cm
Dr cos yo cm
Er cosec yo cm
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Question 1029
jamb1984
The cumulative frequency function of the data below is given below by the equation y = cf(x). What is cf(5)?
\(\begin{array}{c|c} Score(n) & Frequency(f)\\\hline 3 & 30\\ 4 & 32\\ 5 & 30\\ 6 & 35\\8 & 20 \end{array}\)
A30
B32
C55
D62
E92
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Question 1030
jamb1984
If pq + 1 = q2 and t = \(\frac{1}{p}\) - \(\frac{1}{pq}\) express t in terms of q
