Question
Find the wrong number in the given number series.
25, 38, 53, 74, 97, 126Solution
ATQ, 25 + 13 = 38 38 + 17 = 55 55 + 19 = 74 74 + 23 = 97 97 + 29 = 126 Therefore, 55 should come in place of 53 Note:- Pattern: Addition of consecutive prime numbers starting with 13.
A mixture consists of honey and milk in a 1:4 ratio. The cost ratio of honey to the entire mixture is given as 15:7. What is the ratio of the cost of ho...
In a vessel, the ratio of milk to water is 3:2. 40 litres of mixture is taken out and 20 litres of water is added to the remaining mixture so that the q...
In a mixture, nitrogen and HCL are present in a 4:1 ratio. After removing 25% of the mixture and replacing it with 'x' liters of HCL, the ratio of nitro...
A jar contains a mixture of milk and water in the ratio 2:3, respectively. If 3-litres of the mixture is taken out, then the quantity of water left in t...
A 88-litre mixture contains only water and oil in the ratio 6:5, respectively. If 22 litres of the mixture is replaced with the same quantity of oil, th...
Three mixtures: A, B, and C containing 15%, 45%, and X% of water, respectively. If all these mixtures are mixed in the ratio of 3:2:1 to form a resultan...
 A vessel contains 500 liters of diesel and kerosene in the ratio 6:4. If x liters of diesel and 2x liters of kerosene are added, both become equal in ...
380 ml of a mixture contains milk and water in the ratio of 9 respectively. If 60 ml of water and 70 ml of milk are added into it, then the ratio of mil...
From a cask filled with wine, 108.75 liters are first drawn and replaced with water. From this mixture 87 liters are drawn and replaced with water. The ...
 In a mixture of 252 litres, the ratio of tea to coffee is 3:4. If ‘x’ litres of coffee is added to the mixture, such that the ratio of tea to coff...
Relevant for Exams:
