Statement: The price of crude oil has increased significantly. Therefore, the prices of petrol and diesel will increase. What is the underlying assumption? MCQ with Answer and Explanation

Statement: The price of crude oil has increased significantly. Therefore, the prices of petrol and diesel will increase. What is the underlying assumption?
A. Crude oil prices do not affect transport
B. Petrol and diesel prices are fixed
C. Petrol and diesel are derived from crude oil
D. Petrol and diesel are not related to crude oil
Answer: Option C
Solution (By JKSSB Mock Tests)
The conclusion assumes that petrol and diesel are derived from crude oil, so their prices depend on crude oil.

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Practice More Logical Reasoning Questions

Question #1
Q is the brother of R. R is the daughter of S. S is the sister of T. How is T related to Q?
A. Aunt
B. Uncle
C. Uncle or Aunt
D. Data inadequate

Correct Answer: Option C


Explanation:
S is parent of R and Q. T is sibling of S. Gender of T not known, so uncle or aunt of Q.

This question belongs to: Reasoning Logical Reasoning
Question #2
Statements: Some teachers are students. All students are scholars. Conclusions: I. Some scholars are teachers. II. All teachers are scholars.
A. Neither follows
B. Only II follows
C. Only I follows
D. Both follow

Correct Answer: Option C


Explanation:
Some teachers are students and all students are scholars, so some scholars are teachers. II is an invalid universal conclusion.

This question belongs to: Reasoning Logical Reasoning
Question #3
In a class of 50 students, 30 play cricket, 20 play football, and 10 play both. How many play neither?
A. 20
B. 5
C. 15
D. 10

Correct Answer: Option D


Explanation:
Total who play at least one = 30+20−10 = 40. Neither = 50−40 = 10.

This question belongs to: Reasoning Logical Reasoning