## Filters

Q&A - Ask Doubts and Get Answers
Q

# Anita has a vessel that is full of refined oil. She wants to measure the capacity of the vessel. For this, she takes out 25% of the refined oil from the vessel and then fills the vessel with mustard oil.

Anita has a vessel that is full of refined oil. She wants to measure the capacity of the vessel. For this, she takes out 25% of the refined oil from the vessel and then fills the vessel with mustard oil. She repeats the process 4 times and knows that the vessel then contains exactly 10 litres of refined oil. What is the capacity of the vessel?

• Option 1)

33 litres

• Option 2)

40 litres

• Option 3)

2560/81 litres

• Option 4)

None of these

• Option 5)

2460/81 litres

Answers (1)
Views

The capacity of the vessel is:

$Y= X/4, n=4$

$X(1-\frac{y}{x})^{n} = 10 ; x(1- 1/4)^{4} =10$

$X (\frac{3}{4})^{4}=10$

$X = 256/81 x 10 = 2560/81 L$

Exams
Articles
Questions