What is the missing term in the series?
YB25, WD23, ____, SH19
A solid metallic hemisphere with radius r is melted and cast into a solid right circular cone with the radius of the base = r. What is the ratio of their curved surface areas?
\(\frac{5}{\sqrt{2}}\)
\(\frac{2}{\sqrt{5}}\)
\(\frac{3}{5}\)
\(\frac{5}{2}\)
Read the given statement and conclusions carefully and select which of the conclusions logically follow(s) from the statement.
Statement:
Some jaguars are cheetahs, some cheetahs are leopards. All leopards are panthers.
Conclusions:
1. All leopards are jaguars.
2. Some panthers are cheetahs.
Only conclusion 2 follows
Only conclusion 1 follows
Either 1 or 2 follows
Both 1 and 2 follows