Question
Diana got 29th rank from the top and Tina got 16th Rank
from the bottom. Only four students have rank in between the ranks of Diana and Tina. Diana got higher rank than Tina. Find the number of students in the class?Solution
According to the given information: Diana got 29th rank from the top and Tina got 16th rank from the bottom. Only four students have ranked in between the ranks of Diana and Tina. Diana got a higher rank than Tina. 
The number of students in a row = Diana’s position from top + 4 students + Tina’s position from bottom. = 29 + 4 + 16 = 49  Hence, the correct answer is option (D).
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