GAT (English)

Data Interpretation: sample 5

These questions are ETEC/Qiyas's own officially published trial-exam questions, shown here with attribution. They are not sold and are not part of Smart Advanced Network for Education, Development & Achievement's original question bank.

Directions· Multiple Choice Questions

In the following problems, you are given four answers. Choose the right answer.

There is only ONE correct answer to each question.

The average IQ of four people is 110. If three of them have an average IQ of 105, what is the IQ of the fourth person?

Show answer

Correct answer: D. 125

Why

Total of 4 = 4×110 = 440; total of 3 = 3×105 = 315; fourth person = 440 − 315 = 125.

Source: The General Aptitude Test (GAT) Trial Test (ETEC official) Open the official document

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