Question
Which organization declared Jharkhand's mica mines child
labour-free?Solution
The National Commission for Protection of Child Rights (NCPCR) declared Jharkhand's mica mines child labour-free.
There are ten numbers such that the average of the first three numbers is 15 and the average of the last five numbers is 22. If the average of the fourt...
Average age of a class of 28 students is 10 years. Average age of the class is increased by 12 months if the age of the teacher is included. Find...
- A set of 50 observations has an average of 63. Find the new average when each observation is increased 8 times.
Average age of a class of 33 students is 14 years. Average age of the class is increased by 18 months if the age of the teacher is included. Find...
In a cricket match the captain of one of a team scored 27 runs more than the average runs scored by the remaining 7 batsmen of that team who batted in t...
Average of four numbers is 16. Sum of smallest and largest number is 45. If difference between other two numbers is 1, then find the square of second sm...
The mean of 7 consecutive natural numbers is 68. What is the addition of the minimum and maximum numbers?
A park has an average of 140 visitors on Sundays and 80 on other day. The average number of visitors in a month of 30 days starting with Sunday is
If average of first 12 numbers is (n – 23) and the sum of remaining number is 925. Find the value of ‘n’, if the average of 22 numbers is ‘n’....
The average number of books sold by Viren in first 3 months is 3000 and in first 4 months is 3800. If the number of books sold by him in 5th ...
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