Question
Commercial rearing of silk worms is known
as:Solution
Sericulture, or silk farming, is the cultivation of silkworms to produce silk. Although there are several commercial species of silkworms, Bombyx mori is the most widely used and intensively studied silkworm.
Present ages of ‘A’, ‘B’ and ‘C’ are in the ratio 7:5:8, respectively. If present average age of ‘A’ and ‘C’ is 30 years, then find ...
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...
Present age of Vikrant is 40% less than the present age of Priya. Age of Vikrant 4 years ago was 50% the present age of Priya. Find the present averag...
Two years ago, the ages of A, B, and C were x−6x - 6, x+10x + 10, and x+14x + 14 years respectively. If the average of their current ages is 38 years,...
There are 5 children in a family. The average age of the children is 10 years. If the present age of their mother and father is added, the average age o...
The present age of P is 20% more than that of Q. P is 6.5 years older than R. Twelve years from now, S will be 9 years older than R. If the present aver...
The present ages of A and B are 'x' years and 'y' years respectively. Four years ago, the sum of their ages was 34 years. If the average of 'x' and 31 i...
There was a race of 2280 meters between P & Q on a circular track of 380 meters. First time they meet during the race after 4 minutes of starting of rac...
Present average of age of A and B is (9x-15) years. Present average age of A, B and C is (6x+5) years. If present age of B is 20% less than the present ...
- Two years later, the combined age of 'Neha' and 'Ritu' will be 46 years. Nine years back, Neha was 7 years younger than Ritu. What will Ritu's age be 5 yea...
Relevant for Exams:
