Q:

A) 15 | B) 16 |

C) 25 | D) 31 |

Answer: A) 15

Explanation:

Explanation:

Let quantity of mixture be x liters.

Suppose a container contains x units of liquid from which y units are taken out and replaced by water. After operations , the quantity of pure liquid = units, Where n = no of operations .

So, Quantity of Milk =

Given that, Milk : Water = 9 : 16

Milk : (Milk + Water) = 9 : (9+16)

Milk : Mixture = 9 : 25

Q:

A) 24.52 litres | B) 29.63 litres |

C) 28.21 litres | D) 25.14 litres |

Answer & Explanation
Answer: B) 29.63 litres

Explanation:

Explanation:

Given that container has 50 litres of milk.

After replacing 8 litres of milk with water for three times, milk contained in the container is:

= 29.63 litres.

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