1. The fragile Yugoslav state has an uncertain future.
A. Thus, there will surely be chaos and uncertainty if the people fail to settle their differences.
B. Sharp ideological differences already exist in the country.
C. Ethnic, regional, linguistic and material disparities are profound.
D. The country will also lose the excellent reputation it enjoyed in the international arena.
6. At worst, it will once more become vulnerable to international conspiracy and intrigue.
Rearrange the following parts to form a meaningful and grammatically correct sentence:
P. a healthy diet and regular exercise
Q. are important habits
R. that help maintain good physical and mental health
S. especially in today's busy world
Reorder the sentences into a meaningful paragraph:
1. The sun was setting behind the hills.
2. Birds were returning to their nests.
3. The sky was painted in shades of orange.
4. A cool breeze started blowing.
Rearrange the following parts to form a meaningful and grammatically correct sentence:
P. that maintaining a positive attitude
Q. even in difficult situations
R. is essential for success
S. and helps overcome obstacles effectively
For any natural number $k$, let $a_k = 3^k$. The smallest natural number $m$ for which \[ (a_1)^1 \times (a_2)^2 \times \dots \times (a_{20})^{20} \;<\; a_{21} \times a_{22} \times \dots \times a_{20+m} \] is: