Alligation or Mixture problems
A man pays Rs. 6.40 per litre of milk. He adds water and sells the mixture at Rs. 8 per litre, thereby making 37.5% profit. The proportion of water to milk received by the customers is

1 : 10
9 : 11
11 : 9
10 : 1

ANSWER EXPLANATION DOWNLOAD EXAMIANS APP

Alligation or Mixture problems
The average weight of boys in a class is 30 kg and the average weight of girls in the same class is 20kg. If the average weight of the whole class is 23.25 kg, what could be the possible strength of boys and girls respectively in the same class?

None of these
13 and 27
14 and 16
17 and 27

ANSWER EXPLANATION DOWNLOAD EXAMIANS APP

Alligation or Mixture problems
How many kilograms of sugar costing Rs. 9 per kg must be mixed with 27 kg of sugar costing Rs. 7 per Kg so that there may be a gain of 10 % by selling the mixture at Rs. 9.24 per Kg?

36 Kg
42 Kg
54 Kg
63 Kg

ANSWER EXPLANATION DOWNLOAD EXAMIANS APP

Alligation or Mixture problems
A milk merchant buys 50 litres of milk at the rate of Rs 40 per litre and mixes 5 litres of water in it. If he sells this mixture at the rate of Rs 42 per litre, then what is the profit percentage for the dealer?

14.4
16.6
15.5
17.2

ANSWER EXPLANATION DOWNLOAD EXAMIANS APP