Question
One of four words is a class to which the other three
belong. Identify the class.Solution
Lignite, Anthracite & Peat are types of Coal.Â
15 years ago, A was 1/3 of B’s age. If the ratio of their present ages is 3:4, what will be the sum of their present ages?
The average age of A, B, and C is 36 years. A is 2 years older than B and B is 2 years older than C. What is the age of A?
Nine years ago, the ratio of ages of Raj and Vijay was 5:7, respectively. Four years hence, the ratio of ages of Sanjay and Vijay will be 2:3, respectiv...
The current age ratio of Rahul to Sakshi is 3:2. Additionally, the ratio of Rahul’s age five years ago to Sakshi’s age ten ye...
Present age of ‘A’ is 25% more than that of ‘B’. If 14 years hence from now, ‘B’ will be 13 years younger than ‘A’, then find the sum of...
Ratio of present ages of P and Q is 2:5. After two years from now the ratio of ages of P and R will be 5:12. R is one year elder to Q. Find the present ...
In a school there are 20 girls. The average age of the girls is decreased by 2 months when one girl aged 18 years is 8 replaced by a new girl. What is t...
Present age of ‘A’ is 40% more than that of ‘B’. If 11 years hence from now, ‘B’ will be 5 years younger than ‘A’, then find the sum of ...
There are four people P, Q, R and S. R and P are the oldest and youngest among them. Q is older than S. The present age of R is double the present age o...
In a classroom there are 16 boys and 12 girls. Average age of each boy and each girl is 21 years and 17 years respectively. The sum of ages of all the b...
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