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Anju ranked 18th from the bottom and 15th from the top in his class. How many students are there in his class?
32
33
31
21
32
Finding Total Students in Class from Top and Bottom Rank
Standard Ranking Formula
When a single person's rank is known from both ends of a linear row or list: Total=Rank from Top+Rank from Bottom−1 The subtraction of 1 accounts for counting Anju twice.
Total=T+B−1
Compute Total
Total=15+18−1=33−1=32
Total students=32
Option A is correct — 32
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