Question
Which one of the following is the delta of crop if the
duty of water for a base period of 120 days is equal to 1200 ha.?Solution
Delta = (8.64 × Base period)/(Duty ) = 8.64 × 120/1200 = 0.864
12 years ago, A was 1/2 of B’s age. If the ratio of their present ages is 4:5, what will be the sum of their present ages?
Amit age after 15 years will be 2 times his age 2 years back. What is the present age of Amit?
- The current age of 'N' is 25% more than the current age of 'M'. The present age of 'P' is the average of the present ages of 'M' and 'N'. Three years from ...
Presently, the average age of Arun, Alok, and Aditya is 35 years, while the average age of Arun and Alok is 39 years. Determine Aditya's age after ten y...
The current ages of P and Q are (x + 5) years and (x – 3) years respectively. If the ratio of the present age of P to the age of Q 3 years hence is 6:...
The ratio of the present ages of Ginni and Binni is 7:3 respectively. Ginni is ‘n’ years older than Binni. If after 5 years, the ratio of the ages o...
The ratio of the ages of A and B is 3:5. After 5 years, the ratio will be 7:11. Find the present age of B.
In a classroom there are 16 boys and 12 girls. Average age of each boy and each girl is 21 years and 17 years respectively. The sum of ages of all the b...
The ratio of the present ages of P and Q is 8:7 respectively. If the age of P 10 years hence from now will be 100% more than the age of Q 4 years ago fr...
Present ages of 'A' and 'B' are in the ratio 3:5, respectively. If B's age, 10 years hence from now will be 5 times of A's age, 22 years ago from now, t...
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