IQ Test Results | Question 20

Answers IQ test

Question 20

Which number should replace the question mark?

Explanation

The number in the middle of the first triangle is found with the folowing calculation: 320 / 16 / 4 = 5
The number in the middle of the second triangle is found with the folowing calculation: : 200 / 10 / 5 = 4
Therefore the question mark should be replaced with the number: 5

Question statistics

Overview

Question ID: 5EEbd5ZJ

Main category: Numerical Reasoning

Sub category: Math triangles

Difficulty Level: NoneWhat is item difficulty?

Nr of times answered: 1154

Percentage of answers correct: 53.03%

Item Response Theory (IRT)What is Item Response Theory?

Item difficulty: None / 20What is item difficulty?

Discrimination: 1.24 What is item discrimination?

Point of Maximum Information: 107.46 What is Point of Maximum Information?

Item Characteristic Curve (ICC)

This Item Characteristic Curve shows the probability that a person with a given IQ level will correctly answer this question. This graph is based on the answers and the IQ levels of 1154 individual test takers who have answered this question.