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Given statements: L ≤ J ≤ C = N; W ≥ X>L On combining the given statements: W ≥ X > L ≤ J ≤ C = N Conclusions: I. J ≤ X → False (as X > L ≤ J) → thus relation between J and X cannot be determined. II. X ˃ W → False (as W ≥ X). Hence, neither conclusion I nor II is true.
The average weight of 20 boys is 48 kg. However, the weights of three boys, originally 46 kg, 44 kg, and 38 kg, were incorrectly ...
The average age of a group of 10 friends is 27 years. If one friend leaves the group, the average becomes 25years. Find the age of the friend who left t...
A worker completes 6 tasks at an average rate of 5 tasks per day. If he needs to complete an average of 8 tasks per day over 12 days, what should be his...
There are 5 consecutive odd and 3 consecutive even numbers. The sum of five consecutive odd numbers is 120 and the lowest even number is 4 more than the...
The average of 9 numbers is 100. The average of the first 4 numbers is 65 and the average of the last 4 numbers is 40. What is the 5th number?
The average age of 12 boys in the group is 9 years. If 2 more boys join the group, the average is increased by 1 year. What is the average age (in years...
The average of 10 numbers is 30. If one of the numbers is excluded, the average of the remaining numbers becomes 28. Find the excluded number.
Average weight of 13 nurses is 45 kg. If the weight of one more nurse is included, then average weight is increased by 1 kg. Find the weight of the newl...
The average marks scored by 20 boys and 45 girls are 88 and 94 respectively. Find the average marks scored by all the students together. (Answer should ...