Test by Bikram | Mock GATE | Test 3 | Question: 58

Question

In a class of $30$ students, $A$ is ranked eighth from the top. $B$ is five ranks below $A$.

$B’s$ rank from the bottom is _____.

Comments

18th rank

Answer 1

total 30 students .

A is in 8^th position from top , B is in 5 ranks below A , B's position is ( 8 + 5) = 13 ^th position .

B’s rank from bottom is ( 30 - 13 + 1 ) = 17 + 1 = 18^th position 

1

2

3

4

5

6

7

8   A 

9

10

11

12

13  B 

14

15

16

17

18

19

20

21

22

23

24

25

26

27

28

29

30

The number of positions between 30 to 13 inclusive 13 is 18 .