For the following questions answer them individually
If $$K + \frac{1}{K} + 2 = 0$$ and K < 0, then what is the value of $$K^{17} + \frac{1}{K^{11}}$$?
Angle subtended by a chord AB on the circumference of a circle is 90 degree. If length of chord AB is 16 cm, then what will be radius of this circle?
What is the value of $$\frac{\frac{1}{2} + \frac{3}{4} \div \frac{1}{4} + \frac{3}{4} \div \frac{1}{2} + \frac{1}{4}}{\frac{3}{4} \times \frac{1}{4} \div \frac{1}{2} - \frac{1}{2} \div \frac{3}{4} \times \frac{1}{4}}$$?
Out of two numbers, 20 percent of the smaller number is equal to 14 percent of the larger number. If the sum of both the numbers is 8942, then what is the value of the larger number?
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