Evaluate \(\frac{1}{1 - \sin 60°}\), leaving your answer in surd form.
Find the equation of a circle with centre (-3, -8) and radius \(4\sqrt{6}\).
Determine the coefficient of \(x^{2}\) in the expansion of \((a + 3x)^{6}\).
The mean of 2, 5, (x + 2), 7 and 9 is 6. Find the median.
The probability that Kofi and Ama hit a target in a shooting competition are \(\frac{1}{6}\) and \(\frac{1}{9}\) respectively. What is the probability that only one of them hit the target?