Explanation

Passage: Four executives A, B, C, and D are assigned to four departments: Finance, HR, IT, and Marketing. Each executive heads one department, and each department has only one head.

The following conditions apply:

B always heads the Marketing department whenever Marketing is assigned.

If D heads the IT department, then B must head Marketing.

C can head only HR or IT. He cannot head Marketing or Finance.

If C heads the IT department, then B must head Marketing.

B cannot head HR if D heads IT.

A can head Finance, HR, or IT, but not Marketing.

Q1. If executive D heads the IT department, which of the following must be true? B heads Marketing

Q2. Which department cannot be headed by executive C? Marketing

Q3. If executive B heads the Marketing department, how many valid arrangements are possible for the remaining executives? 2

Q4. Which of the following arrangements is logically impossible? B heads HR and D heads IT

Q5. If executive C heads the IT department, which department must executive B head? Marketing

Explanation

• The correct conclusion is that students who used the online learning portal improved their results.
• This conclusion is based on the analysis provided.
• It indicates a positive relationship between using the portal and better academic performance.
• Always choose the conclusion that is directly supported by the data.

Last verified on 11-07-2026

Explanation

Start with 34 passengers.

8 get off → 34 − 8 = 26

16 get on → 26 + 16 = 42

Half of 42 get off → 42 ÷ 2 = 21 get off.

Remaining passengers = 42 − 21 = 21.

Last verified on 11-07-2026

Explanation

A cat makes the "meow" sound.

In the given code language, cat is called "goat".

Therefore, the animal that will make the "meow" sound is Goat.

Last verified on 11-07-2026

Explanation