Questions will be displayed one by one. For each question, select an option, selected option will be marked with a blue circle. Proceed to next question, answering one by one. Once completed please click Check result button.

1

Answer: 16 Explanation: Starting bottom left and moving clockwise around the triangle, numbers follow the sequence of Square Numbers.

2

Answer: 39 Explanation: Working from top to bottom, double each number and subtract 1, then 2, then 3 etc.

3

Answer: 4 Explanation: Working in columns, the sum of the numbers in each column is always 14.

4

Answer: 6 Explanation: The numbers in each row and column add up to 15.

5

Answer: 40 Explanation: Moving from left to right, numbers increase by 2,3,4 and 5.