In the diagram O and OI are the centres of the circles radii 15cm and 8cm respectively. If PQ = 12cm, find |OOI|.
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2002
The upper quartile of the distribution is
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2002
The range of the distribution is
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2002
The median of the distribution is
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2002
A number is selected at random from the set Y = {18, 19, 2O, . . . 28, 29). Find the probability that the number is prime
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2002
The base diameter of a cone is 14cm, and its volume is 462 cm3. Find its height. [Taken \(\pi = \frac{22}{7}\)]
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2002
The lengths of the parallel sides of a trapezium are 9 cm and 12 cm. lf the area of the trapezium is 105 cm2, find the perpendicular distance between the parallel sides.
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2002
Simplify \(\frac{1}{1-x} + \frac{2}{1+x}\)
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2002
For what values of x is the expression \(\frac{3x-2}{4x^2+9x-9}\) undefined?
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2002
In the diagram, SQ is a tangent to the circle at P, XP||YQ, ∠XPY = 56o and ∠PXY = 80o. Find angle PQY.
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2002
Which of the following is represented by the above sketch?
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2002
If (-3, -4) is a point on the line y = mx + 2 find the value of m.
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2002
Find the nth term of the sequence 4, 10, 16 ,...
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2002
From the diagram, find the bearing of Q from P.
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2002
If (x + 3) varies directly as y and x = 3 when y = 12, what is the value of x when y = 8?
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2002
The ratio of the number of men to the number of women in a 20 member committee is 3:1. How many women must be added to the 20-member committee so as to make the ratio of men to women 3:2?
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2002
Points X, Y and Z are located in the same horizontal plane such that Y is 12 km north of X and Z is on a bearing of 270° from X. If |XZ| = 6km, calculate, correct to one decimal place, lYZl
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2002
If log2 = 0.3010 and log2y = 1.8062, find; correct to the nearest whole number, the value of y
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2002
The length, in cm, of the sides of a right angled triangle are x, (x+2) and (x+1) where x > 0. Find , in cm, the length of its hypotenuse
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2002
When \(y = 3\frac{1}{2}\), what is the positive value of x?