Find the missing number in the triangle.
13
Double the number on the right. Add the numbers together. Add one. The result will be the bottom number.
Find the missing number in the last triangle.
Based on the solution question mark is replaced by 7. Can anyone explain/guess why is it so?
The number inside the triangle is connected with the 3 numbers outside, can you find the connection between the numbers?
Find out the missing number in the picture attached:
