Subject: General Aptitude · Chapter: Alligation or Mixture · Exam: · Marks: · Difficulty:
A milkman mixed some water with milk to gain 25% by selling the mixture at the cost price. The ratio of water and milk is respectively. [SSC—CHSL (10+2) Exam, 2015]
(a)5 : 4
(b)4 : 5
(c)1 : 5
(d)1 : 4
Answer
Answer (as printed):
Explanation
C.P. of 1 litres of milk = ` 100 ∴ Mixture sold for ` 125 125 5 = = liters 100 4 5 ∴ Quantity of mixture = liters 4 ∴ Quantity of milk = 1 liters 5 1 ∴ Quantity of water = − 1 = liters 4 4 1 ∴ Required ratio = :1 4 =1:4
Explanation as extracted from the printed page; notation may be imperfect.