$\frac{(5 + 5 + 5 + 5) + 5}{3 + 3 + 3 + 3 + 3}$ is equal to
1). 1
2). $\frac{3}{10}$
3). $\frac{4}{9}$
4). $\frac{2}{5}$
1. What is the value of '?' in the following expression: (0.2)2 + (0.02)2 + (0.002)2 = ?
4. 0.003 * ? * 0.0003 = 0.00000027
5. The value of (-5) × (-4) × (-3) × (-2) × (-1) × 0 + 0 × (1) × (2) × (3) × (4) × (5) is
7. Find the value of (√1.21)/(√0.81) + (√1.44)/(√0.49) i
8. If -3/2 + (2/3)(3x + 9) = x/2, then what is the value of x?
9. If \(\sqrt {1 - \frac{{{x^3}}}{{100}}} = \frac{3}{5}\) then x equals