SSC
Government Jobs Exams
Numerical Ability
Ratio and Proportion
The ratio between two number is 2 : 3. If each number is increased by 4, he ratio between them becomes 5 : 7. The difference between the numbers is
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- The difference between number is 8
2 : 3 = 16 : 24
increased by 4
16+4 = 20 : 24+4 = 28
Now the ratio will be 5 : 7 - 10 years agoHelpfull: Yes(0) No(0)
- The ratio of the two number is 2 x : 3 x
if its increased by 4 means 2 x + 4 : 3 x+ 4 = 7:9
so 2 x + 4 / 3 x + 4 =7/9
x= 8
the difference between the number is (2*8) : (3*8)= 16:24 = 8
hence the answer is 8 - 5 years agoHelpfull: Yes(0) No(0)
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