Question
The ratio of the present ages of father and his son is
7:5. The product of their ages 3 years ago was 32 times of his son’s age that year. What was son’s age 4 year ago?Solution
Let present age of father and son be 7x and 5x respectively. According to question,  => (7x – 3) (5x – 3) = 32 × (5x – 3)  => (7x – 3) = 32  => 7x = 35  => x = 5  Therefore, son’s age 4 years ago = (5x – 4) = 21 years
The JPC leaves underneath the state’s ability to process personal data without concert , as allowed under Section 12.
...Portion plates used to be ubiquitous at homes once upon a time and have a scientific approach towards eating in measured proportions
Of the four given options, choose the most appropriate one.
biomass energy solutions could (A)/ inadequate infrastructure limit their reach (B)/ while solar-powered irrigation and (C)/ transform agriculture, high...
In the given question a phrase of the sentence is printed in bold which needs to be improved. Among the given options choose the option that can impro...
High level security arrangements were made for the forthcoming visit to a Japanese Prime Minister.Â
The creation of a single European market in financial services was a hard row to crack , but it has been a resounding success.
In the questions, a part of the sentence is highlighted. Below are given alternatives to the highlighted part which may improve the sentence. Choose th...
The reason why a 15-day rolling average is taken to fix prices is insulating domestic consumers from extreme volatility in international prices.
...Substitute the bold words with the best option to improve the sentence.
Could you lends your pen for some time?
Relevant for Exams:
