Question
The ratio of A and B present age is 4:3. The product of
their ages is 4800. What will be the ratio of their ages after 5 years?Solution
Let their present age be 4x and 3x respectively. Product of their ages = 12x² = 4800 => x² = 400 => x = 20 Present age of A = 4x = 80 years Present age of B = 3x = 60 years Ratio of their ages after 5 years = (80+5) : (60+5) = 85:65 = 17:13
If the percentage of Mathematics students passed in exam is increased by 50% and percentage of students passed in accounts is decreased by 40%, then wha...
Study the given graph and answer the question that follows.
Break up for distribution (degree wise) of the employees working in five departments ...
Find the ratio between students passed in English and Economics, if the students passed in Economics is increased by 42?
What is the ratio of tax paid by BCCI and Cricket Australia?
Students passed in English is what percent less/more than the students passed in accounts?
If the population of Chandigarh below Literacy rate in 2016 was 760, what was the population of Jaipur in 2016?
If the number of students passed in Business is increased by 30 and the number of students passed in Accounts is decreased by 30, then the number of stu...
The minimum number of female players enrolled for which game?
In how many years is the income from Domestic flights less than the average income the Domestic flights in all the given years together?
Find the percentage rise or fall in number of posts in BOB and PNB together from 2016 to 2017.Â