Multiple choice

A vessel contains 120 liters of juice. 20% of this juice is taken out and the same is repeated two more times. Water of amount equal to the juice taken out is mixed with the remaining juice in the vessel. What is the ratio of the juice and the water in the vessel? एक बर्तन में 120 ली. जूस है जिसका 20% जूस बाहर निकाला गया यही प्रक्रिया दो बार और दोहराई गई । बचे हुए जूस में निकाले गए जूस की मात्रा के बराबर पानी की मात्रा मिलाई गई । अब बर्तन में पानी और जूस का अनुपात क्या है ?

  1. 61 : 64

  2. 121 : 141

  3. 32 : 63

  4. 64 : 61

Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

Initial juice = 120L. After 1st removal: 120 × 0.8 = 96L juice, water = 24L. After 2nd removal: 96 × 0.8 = 76.8L juice, water = 24 + 19.2 = 43.2L. After 3rd removal: 76.8 × 0.8 = 61.44L juice, water = 43.2 + 15.36 = 58.56L. Ratio = 61.44:58.56 = 64:61.