Answer:
The correct answer is - Dyscalculia.
Explanation:
Dyscalculia is a learning disability where the person has difficulty when there is problem-solving like math subject. These people can do well in other subjects but have difficulties in mathematics.
In this scenario, Samuel has a problem in solving Mathematics problems clearly shows that he have Dyscalculia.
Thus, the correct answer is - Dyscalculia.