RRB Group-D 12th Oct 2018-shift -2

Which state cricket team has won the 2018 Vijay Hazare trophy?

Given is a question followed by two arguments numbered I and II. Read the question and decide which of the arguments is strong with respect to the question.
Question: 

Should shifting agriculture be practiced?

Arguments:
I. No. It is not a worthy practice.
II. Yes. When compared to modern methods of farming, it is less expensive.

Read the given statement(s) and conclusions carefully and select which of the conclusions logically follow(s) from the statement(s).
Statement:
Recent research says listening to specific types of frequencies have a positive effect on human brain and it aids in healing.
Conclusions:
I. Human brain responds to music.
II. Certain frequencies are used to heal diseases in human body.

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?

Four numbers. a, b, c and d, are such that their overall average is 26.5. The average of a and b is 20. The average of c and d is:

Recently in 2018, assembly elections took place in which of the following states?

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.
Conclusion:
1. All leopards are jaguars.
2. Some panthers are cheetahs.

Find the next term in the following series.
24XW23, 22VU21, ..........?

Who among the following approved the procurement of 111 utility helicopters for the Indian Navy at a cost of over ₹ 21,000 crores?