Question
5 years ago ratio of the ages of the two persons A and B
was 3:1. 3 years hence the ratio of their ages will be 7:3. Find the present age of B.Solution
5 years ago, Let A’s age be 3x and B’s age be x. According to the question, 3 years hence, => (3x + 8)/(x + 8) = 7/3 => 9x + 24 = 7x + 56 => x = 16 Present age of B = x + 5 = 16 + 5 = 21 years
เคนเคพเคฒ เคนเฅ เคฎเฅเค เคธเคเคชเคจเฅเคจ เคนเฅเค เคนเฅเคเฅ เคเคถเคฟเคฏเคพ เคเคฎ เคฎเฅเค เคญเคพเคฐเคค เคจเฅ เคเคฟเคธ เคฆเฅเคถ เค๏ฟฝ...
The International Tiger day is observed on
Inventory Turnover measures the relationship of inventory with:
In which year was the recommendation for the establishment of the Indian Environment Service (IES) made by a committee headed by former Cabinet Secretar...
Navegaon National Park is located in which state?
ย
3rd meeting of Council of Trade Development and Promotion held in;
In case of Forward Rate Agreement there is an exchange of interest rate
___________ will sell 6% stake in SBI Mutual Funds which is a joint venture between State Bank of India and France’s Amundi Asset management.
Who among the following inaugurated an advanced electronic surveillance system along the 61-km India-Bangladesh border in Dhubri district of Assam in 2019?
WEF ranked India at which place on the Inclusive Development Index ?ย