Alligation or Mixture (MCQ)
1. A trader has 280 L of oil, a part of which he sells at a
profit of 18% and the rest at 10% loss. He gains 14% on the whole. What is the
quantity sold at 10% loss?
(a) 40 L (b) 110 L
(c) 240 L (d) 160 L
2. A trader has 200 kg of rice, a part of which he sells at
18% profit and the rest at 12% loss. On the whole he loses 6%. What is the
quantity sold at 12% loss?
(a) 120 kg (b) 160 kg
(c) 40 kg (d) 60 kg
3. A person travels 340 km in 8 h. The first part of the
journey, he travels by car at the speed of 50 km/h and in the second part of the
journey he travels by train at the speed of 38 km/h. How many km did he travel
(a) 120 km (b) 190 km
(c) 150 km (d) 210 km
4. A dealer mixes tea costing Rs.50 per kg with a high
quality tea and sells the mixture at Rs.54 per kg. If the ratio in which the two
quality tea were mixed is 2 : 1, what is the cost of higher quality tea?
(a) Rs.62 per kg (b) Rs.58 per kg
(c) Rs.66 per kg (d) Rs.72 per kg