Question
Under the PMGSY, the Ministry of Rural Development seeks
to adopt innovative construction technologies. Which of the following materials has been specifically recommended to enhance road durability and sustainability?Solution
Fly ash is promoted under PMGSY for use in embankments and construction, as it is an environmentally sustainable material that improves the durability of roads.
- Priya and Neha are currently aged in the ratio 9:7. If Priya’s age 6 years ago equals Neha’s age 2 years from now, what is Priya’s present age?
The ratio of age of ‘B’ after 6 years from now and age of ‘C’ 4 years ago from now is 7:4, respectively. The present age of ‘C’ is 40% of th...
The ratio of ages of P and Q, after 8 years will be 19:14 respectively. The present average age of P, Q and R is 52 years. If present age of R is 25% mo...
The average age of A, B and C is 25 years, while the average age of B, A and D is 21 years. If the ratio of the age of C and D is 5:3, respectively, the...
The present age ratio of A and B is 4:7. After 5 years, the ratio of their ages will be 5:8. Find the present age of B.
The ratio of age of A and his son is 8:5. If the difference of their ages 8 year ago is 15, then find the sum of ages of A and his son 10 year hence.
Five years ago, Virat was 20 years older than Shami. Fifteen years from now, the ratio of their ages will be 2:3. Calculate the average of their current...
Five years ago, the average age of a family of four members was 25 years. Six years hence, the ratio of their ages will be 9:7:5:3. Find the a...
A is as much older than V as he is younger than K. In 4 years from now, the ratio of the ages of V and K will be 5:9. Also, in 6 years, A's age will be ...
Shalini is younger than Rashi by 4 years. If the ratio of Shalini and Rashi ages is 3:4 respectively, then find the age of Shalini.
