At present Tarun is twice the age of Vishal and half of Tanvi’s ...
Vishal's present age = x years
Tarun's present age = 2x years
Tanvi's present age = 4x years
After 4 years.
Tarun's age = 1.5 * Vishal's age
=> 2x + 4 = 1.5(x+4)
=> 2x - 1.5x = 2
=>0.5x = 2 => x = 2/0.5 = 4
Tanvi's present age = 16 years.
View all questions of this testAt present Tarun is twice the age of Vishal and half of Tanvi’s ...
Given:
Tarun's age = 2 * Vishal's age
Tarun's age = 0.5 * Tanvi's age
After 4 years:
Tarun's age = 1.5 * (Vishal's age + 4)
Tanvi's age = 2.5 * (Vishal's age + 4)
To find: Tanvi's present age
Solution:
Let's assume Vishal's present age = x
Then Tarun's present age = 2x
Tanvi's present age = 0.5 * (2x) = x
After 4 years:
Tarun's age = 1.5 * (x + 4)
=> 2x = 1.5 * (x + 4)
=> 2x = 1.5x + 6
=> 0.5x = 6
=> x = 12
Therefore, Vishal's present age = 12
And Tanvi's present age = x = 12
Hence, the correct answer is option D.