A box contains 13 currency notes, all of which are either ₦50 or ₦20 notes. The total value of the currency notes is N530. How many ₦50 notes are in the box?
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2014
A ship sails x km due east to a point E and continues x km due north to F. Find the bearing the bearing of f from the starting point.
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2014
Which of the following is a measure of dispersion?
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2014
A chord, 7cm long, is drawn in a circle with radius 3.7cm. Calculate the distance of the chord from the centre of the circle
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2014
The area of a sector a circle with diameter 12cm is 66cm2. If the sector is folded to form a cone, calculate the radius of the base of the cone [Take \(\pi = \frac{22}{7}\)]
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2014
height23456frequency24531The table shows the distribution of the height of plants in a nursery. Calculate the mean height of the plants.
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2014
Find the gradient of the line joining the points (2, -3) and 2, 5)
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2014
If x varies inversely as y and y varies directly as z, what is the relationship between x and z?
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2014
Make u the subject of formula, E = \(\frac{m}{2g}\)(v2 - u2)
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2014
The coordinates of points P and Q are (4, 3) and (2, -1) respectively. Find the shortest distance between P and Q.
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2014
Find the truth set of the equation x2 = 3(2x + 9)
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2014
If x = {0, 2, 4, 6}, y = {1, 2, 3, 4} and z = {1, 3} are subsets of u = {x : 0 \(\geq\) x \(\geq\) 6}, find x \(\cap\) (Y' \(\cup\) Z)
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2014
Three quarters of a number added to two and a half of the number gives 13. Find the number
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2014
Given that x > y and 3 < y, which of the following is/are true? i. y > 3 ii. x < 3 iii. x > y > 3
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2014
Simplify: \(\sqrt{12} (\sqrt{48} - \sqrt{3})\)
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2014
If one student is selected at random, find the probability that he/she scored at most 2 marks
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2014
If 23x = 325, find the value of x
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2014
In the diagram, O is the centre of the circle of the circle, PR is a tangent to the circle at Q, < SOQ = 86o. Calculate the value of < SQR.
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2014
Determine the value of m in the diagram.
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2014
In the figures, PQ is a tangent to the circle at R and UT is parallel to PQ. if < TRQ = xo, find < URT in terms of x.