ARUN ACADEMY is an institution training students for BANK PO, CLERK, SPECIALIST OFFICERS, TRB-PG & UG, TET, TNPSC Group Exams, Railways, SSC, Insurance Sector –AO, AAO & ADO, Police, S.I & Entrance Examinations.
12-B II Floor, RBT Mall, Near ARRS Multiplex
P.O. Box: 12-B II Floor,
Salem
Tamilnadu
636004
India

Alligation And Mixture Test - 1

  • Remaining Timing :-

(1). The ratio, in which tea costing Rs. 192 per kg is to be mixed with tea costing Rs. 150 per kg so that the mixed tea, when sold for Rs. 194.40 per kg, gives a profit of 20%, is

  • (a). 2 : 5
  • (b). 3 : 5
  • (c). 5 : 3
  • (d). 5 : 2
  • (e). None of these
Answer : 2 : 5

Explanation:

(2). In what ratio must a mixture of 30% alcohol strength be mixed with that of 50% alcohol strength so as to get a mixture of 45% alcohol strength?

  • (a). 1 : 2
  • (b). 1 : 3
  • (c). 2 : 1
  • (d). 3 : 1
  • (e). None of these
Answer : 1 : 3

Explanation:

(3). The ratio in which two sugar solutions of the concentrations 15% and 40% are to be mixed to get a solution of concentration 30% is

  • (a). 2 : 3
  • (b). 3 : 2
  • (c). 8 : 9
  • (d). 9 : 8
  • (e). None of these
Answer : 2 : 3

Explanation:

(4). In an alloy, zinc and copper are in the ratio 1 : 2. In the second alloy, the same elements are in the ratio 2 : 3. If these two alloys be mixed to form a new alloy in which two elements are in the ratio 5 : 8, the ratio of these two alloys in the new alloys is

  • (a). 3 : 10
  • (b). 3 : 7
  • (c). 10 :3
  • (d). 7 : 3
  • (e). None of these
Answer : 3 : 10

Explanation:

(5). In a mixture of 75 litres, the ratio of milk to water is 2 : 1. The amount of water to be further added to the mixture so as to make the ratio of the milk to water l : 2 will be

  • (a). 45 litres
  • (b). 60 litres
  • (c). 75 litres
  • (d). 80 litres
  • (e). None of these
Answer : 75 litres

Explanation:

(6). In a 729 litres mixture of milk and water, the ratio of milk to water is 7 : 2. To get a new mixture containing milk and Water in the ratio 7 : 3. the amount of water to be added is

  • (a). 81 litres
  • (b). 71 litres
  • (c). 56 litres
  • (d). 50 litres
  • (e). None of these
Answer : 81 litres

Explanation:

(7). In 40 litres mixture of milk and water the ratio of milk to water is 7 : 1. In order to make the ratio of milk and water 3 : 1, the quantity of water (in litres) that should be added to the mixture will be,

  • (a). 6 litres
  • (b). 6 1/2litres
  • (c). 6 2/3litres
  • (d). 6 3/4litres
  • (e). None of these
Answer : 6 2/3litres

Explanation:

(8). 200 litres of a mixture contains milk and water in the ratio 17 : 3. After the addition of some more milk to it, the ratio of milk to water in the resulting mixture becomes 7 : 1. The quantity of milk added to it was

  • (a). 20 litres
  • (b). 40 litres
  • (c). 60 litres
  • (d). 80 litres
  • (e). None of these
Answer : 40 litres

Explanation:

(9). A shopkeeper bought 80kg of sugar at the rate of Rs. 13.50 per kg. He mixed it with 120kg of sugar costing Rs. 16 per kg. In order to make a profit of 20%, he must sell the mixture at

  • (a). Rs. 18 per kg
  • (b). Rs. 17 per kg
  • (c). Rs. 16.40 per kg
  • (d). Rs. 15 per kg
  • (e). None of these
Answer : Rs. 18 per kg

Explanation:

(10). 7 kg of tea costing Rs, 280 per kg is mixed with 9 kg of tea costing Rs. 240 per kg. The average price per kg of the mixed tea is

  • (a). Rs. 255.80
  • (b). Rs. 257.50
  • (c). Rs. 267.20
  • (d). Rs. 267.50
  • (e). None of these
Answer : Rs. 257.50

Explanation: