Critical Reasoning

Question 1

What does Joana reply signify in the argument below

John: Humidity is high today & temp is high today
Joana: I believe that’s incorrect

Answer 1

Joana means that humidity and temp. is not high today i.e. at least one of them is not high today

Question 2

What does economist 2 reply signify?

Economist 1: Inflation will rise next year or equities will decline
Economist 2: I believe that’s incorrect

Answer 2

Economist 2 means that neither inflation will rise nor equities will decline

Question 3

Some residents of India are not residents of Mumbai, so some residents of Mumbai are not residents of India True/False

Answer 3

False, see with below examples

Some odd no. are not prime no, so some prime no are not odd no

Question 4

How to interpret ‘Some’

Answer 4

Some should always be read as at least one in the group, some class always carries the implication that subject class is nonempty i.e. it has at least one member

Question 5

Some food is the favorite of every adult in Nation X
vs
Every adult in Nation X has some favorite food

Answer 5

Statement 1 means that there is food type ‘Some’ which is favourite of all the adults in Nation X

while the second means that every adult in Nation X has some favourite food