# A vessel of capacity 90 litres is fully filled with pure milk. Nine litres of milk is removed from the vessel and replaced with water. Nine litres of the solution thus formed is removed and replaced with water. Find the quantity of pure milk in the final milk solution? with Answer - Maths Mcqs | TestPrep

> Solved MCQ: A vessel of capacity 90 litres is fully filled with pure milk. Nine litres of milk is removed from the vessel and replaced with water. Nine litres of the solution thus formed is removed and replaced with water. Find the quantity of pure milk in the final milk solution? Correct Answer: B. 72.9. Verified answer explanation for FPSC, PPSC, MDCAT, NTS, and CSS competitive exam preparation.

---

Tested in Competitive Exams:

- [NTS Test Prep](https://test-prep.blog/exams/nts)
- [FPSC Past Papers](https://test-prep.blog/exams/fpsc)
- [PPSC Solved MCQs](https://test-prep.blog/exams/ppsc)
- [PMDC MDCAT 2026](https://test-prep.blog/exams/mdcat)
- [UET ECAT Prep](https://test-prep.blog/exams/ecat)
- [CSS Central Superior](https://test-prep.blog/exams/css)

- [Maths Mcqs](https://test-prep.blog/categories/maths-mcqs)
Difficulty: Easy 89% Accuracy

# A vessel of capacity 90 litres is fully filled with pure milk. Nine litres of milk is removed from the vessel and replaced with water. Nine litres of the solution thus formed is removed and replaced with water. Find the quantity of pure milk in the final milk solution?

Direct Answer & Quick Reference

The correct option is **B. 72.9**.

A. 72

B. 72.9 **(Correct Answer)**

C. 73.8

D. 74.7

E. None of these

✨ Explain with AI

Verified Key: B. 72.9
Solved by 2,154+ students

Verified against official examination board answer keys and standard curriculum textbooks.

- [Previous Question Probability of something in interest rate of XXX?](https://test-prep.blog/mcq/probability-of-something-in-interest-rate-of-xxx-06dd765a-662a-4545-ac06-2a9e2fc8ae2d)
- [Next Question 80% of 700 = _____ ?](https://test-prep.blog/mcq/80-of-700-648a61c6-3a24-4eb4-b9d1-dfa2c67717bc)

- [Practice More Maths Mcqs MCQs](https://test-prep.blog/quiz/smart?category=maths-mcqs)
- [How We Verify Questions →](https://test-prep.blog/editorial-policy)

## Subject Overview

Explore thousands of solved past paper MCQs for Maths Mcqs categorized with explanations.

- [Browse All Maths Mcqs MCQs →](https://test-prep.blog/categories/maths-mcqs)

## Related Questions

- [Probability of something in interest rate of XXX?](https://test-prep.blog/mcq/probability-of-something-in-interest-rate-of-xxx-06dd765a-662a-4545-ac06-2a9e2fc8ae2d)
- [80% of 700 = _____ ?](https://test-prep.blog/mcq/80-of-700-648a61c6-3a24-4eb4-b9d1-dfa2c67717bc)
- [P is 5 times as large as Q, the percent that Q is less than P is _____ ?](https://test-prep.blog/mcq/p-is-5-times-as-large-as-q-the-percent-that-q-is-less-than-p-is-2aa30125-1a25-4995-be9a-239efbd0e4ac)
- [Who was Blaise Pascal?](https://test-prep.blog/mcq/who-was-blaise-pascal-60c7bd2a-6220-4b50-8938-ef5b51d11acc)
- [If n(U)=60, n(A)= 35, n(B)=24, and n(AUB)’=10 then n(A∩B) is _____ ?](https://test-prep.blog/mcq/if-nu60-na-35-nb24-and-naub10-then-nab-is-0acfb633-a6ac-49dd-b37f-d272f915d881)

---
*Source: https://test-prep.blog/mcq/a-vessel-of-capacity-90-litres-is-fully-filled-with-pure-milk-nine-litres-of-mil-bca23844-2047-41e4-a68a-c173cbe5a0d8*
*Format: Markdown for Agents (Content Negotiation: text/markdown)*