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Halod is interculture operation done in standing crop of rice and maize with plough.
The average age of A and B is 16 years. If A is to be replaced by C, the average would be 15 years. The average age of C and A is 17 years. Find the age...
The average age of a family of 3 members is 36 years. If the father’s age is 10 years more than the mother’s age, and the age of the son is 4 years ...
The average mark obtained by 160 candidates in a certain examination is 55. If the average marks of passed candidates are 60 and that of the failed cand...
The average weight of a group of 20 boys is 52 kg. If the total weight of a group of 14 girls is 30% less than the total weight o...
The average of 16 numbers is 37. If 3 is added to each number, then the new average will be:
The average age of a group of 24 persons is found to be 30 years. Later it is found that age of two of the persons is calculated as 30 and 60 instead of...
The average age of a group of 20 students is 40 years. Two persons of age 44 years and 33 years, left the group and 2 persons of age 45 years and...
Anish and Ajay are business partners. Three years ago, their average age was 18 years. Vikas has recently joined them and now the average age of three p...
The average mark obtained by 140 candidates in a certain examination is 50. If the average marks of passed candidates are 55 and that of the failed cand...