Question
 What is the primary objective of secondary tillage
operations?Solution
Secondary tillage aims to condition the soil, including pulverizing it for seedbed preparation.
A bowler gives 16.2 runs per wicket. He gives 32 runs and takes 8 wickets in a last match after which his average becomes 15.4 runs per wicket. How many...
The average of five consecutive odd numbers is 61. What is the average of the first three numbers among them?
The average number of books read by 40 Indian students in a year is 30. If the books read by their librarian are included, the average increases by 2 bo...
The average height of 8 boys in a basketball team is 180 cm. If the tallest boy leaves, the average becomes 175 cm. Find the height of the boy who left.
Rohit contributed 96 runs, which was 60% of his team’s total score. If the team got 12 runs as extras, how many runs were made by the rest of the play...
- A cyclist maintained an average speed of 22 km/hr for the first 18 hours of a race. In the next 6 hours, his average speed was ‘x’ km/hr, so that his o...
In an examination the average marks of Rohit is 63. If he got 20 more marks in science and 28 more marks in maths then his average would have been 69. F...
The average age of 32 children and their teacher's age are 28 years. If the teacher's age is excluded, the average reduces by 1. What is the teacher's age?
Average weight of 12 nurses is 32 kg. If the weight of one more nurse is included, then average weight is increased by 2 kg. Find the weight of the newl...
Average weight of 5 students in a class increases by 4 kg when weight of teacher is also included. If sum of average weight of 5 students and weight of ...
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