Logical reasoning - Quantitative Aptitude (MCQ) questions for Q. 21528

Q.  Choose the number pair/group which is different from others.

1. 40 : 50
2. 30 : 36
3. 8 : 10
4. 28 : 35
5. 16 : 20
- Published on 05 May 16

a. 8 : 10
b. 40 : 50
c. 30 : 36
d. 28 : 35
e. 16 : 20

ANSWER: 30 : 36
 
40 : 50 ==> 4 : 5
30 : 36 ==> 5 : 6
8 : 10 ==> 4 : 5
28 : 35 ==> 4 : 5
16 : 20 ==> 4 : 5
In each of the pair except 30 : 36, the ratio of the two numbers is 4 : 5.

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