Question
 A minimum period of ___ year is to taken before
assessing the effectiveness of any biocontrol agent.Solution
The correct answer is C
Average run scored by a batsman in 18 innings is 60. In next 6 innings, he scored runs with an average of ‘x’ so that his overall average increases ...
Each side of a rhombus is 20cm long and the length of one of its diagonals is 24cm, then find the area of the rhombus.
The average number of laddus distributed among five children is 14. If each child received 1 laddu more than the child before, then find the highest num...
Average run scored by a batsman in 20 innings is 90. In next 6 innings, he scored runs with an average of ‘x’ so that his overall average increases ...
The average of 30 numbers was initially calculated as 45. However, it was later found that one of the numbers had been incorrectly recorded as 83 instea...
In a cricket match the captain of one of a team scored 24 runs more than the average runs scored by the remaining 7 batsmen of that team who batted in t...
The average marks of 'm' students in a math test is (m + 5) and the average marks of 30 girls is (2m - 10). If the average marks of all students togethe...
There are three numbers. If the average of any two of them is added to the third number, the sums obtained are 177, 163 and 138. Whatis the average of ...
- The average weight of 50 workers in a factory is 70 kg. Two workers weighing 75 kg and 68 kg leave the job and are replaced by two others weighing 72 kg an...
The average of two consecutive even numbers is 73. If the smaller number is increased by 40% and the larger number is decreased by 40%, then find the di...
