“HD” Series of Varieties is related to _________________.
Under the leadership of ICAR, ‘HD’ series of wheat varieties were developed by IARI, New Delhi. The ‘HD’ series of wheat varieties now covers nearly 140 lakh hectare area out of 317 lakh hectare of wheat growing area in the country. Per hectare productivity of wheat has now sky-rocketed to 3,424 kg, which was just 669 kg during 1946-47. The nation harvested a record 110 million tonnes of wheat during 2020-21.
The ratio of age of A and his son is 9:2. If the difference of their ages 7 year ago is 21, then find the sum of ages of A and his son 13 year hence?
The ratio of age of ‘B’ after 7 years from now and age of ‘C’ 6 years ago from now is 7:4, respectively. The present age of ‘C’ is 30% of th...
If the sum of the ages of a father and his son is 60 years and the difference of their ages is 30 years, what is the father's age?
The average of the present ages of A, B, C and D is (y-3) years. 12 years hence, the ratio between the ages of A and C is 9:8 respectively. Th...
8 years ago, the average age of a family of six persons was 50 years. In between these 8 years the family adopted a girl. Now at present the average age...
The ratio of difference between the present age of A and B to the present age of B and C is 6:1. 6 years hence, the ratio between the age of A and C is ...
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 so...
A is 4 years older than B while C is 5 years younger than B. The ratio of age of A, 7 years hence and age of B, 6 years ago is 3:2. What was age of C, 1...
Amit age after 13 years will be 3 times his age 5 years back. What is the present age of Amit?
The average age of the husband, wife and their child 4 years ago was 24 years and that of the husband and the child 5 years ago was 19 years. The prese...