Read the following and answer the questions that follow.
If 5 people are transferred from A to B and another independent set of 5 people are transferred back from B to
A, then after this operation (Assume that the set transferred from B to A contains none from the set of students that
came to B from A)
What will happen to B’s average?
Read the following and answer the questions that follow.
If 5 people are transferred from A to B and another independent set of 5 people are transferred back from B to
A, then after this operation (Assume that the set transferred from B to A contains none from the set of students that
came to A from B)
At the end of the 2 steps mentioned above (in the direction) what could be the maximum value of the average of class B?
1 Crore+ students have signed up on EduRev. Have you? Download the App |
Read the following and answer the questions that follow.
If 5 people are transferred from A to B and another independent set of 5 people are transferred back from B to
A, then after this operation (Assume that the set transferred from B to A contains none from the set of students that
came to B from A)
Q. What can be said about A’s average?
Read the following:
There are 3 classes having 20, 25 and 30 students respectively having average marks in an examination as 20,
25 and 30, respectively. If the three classes are represented by A, B and C and you have the following information about the three classes, answer the questions that follow:
A → Highest score 22, Lowest score 18
B → Highest score 31, Lowest score 23
C → Highest score 33, Lowest score 26
If five students are transferred from A to B.
Q. What will happen to the average score of A?
Read the following:
There are 3 classes having 20, 25 and 30 students respectively having average marks in an examination as 20,
25 and 30, respectively. If the three classes are represented by A, B and C and you have the following information about the three classes, answer the questions that follow:
A → Highest score 22, Lowest score 18
B → Highest score 31, Lowest score 23
C → Highest score 33, Lowest score 26
If five students are transferred from A to B.
Q. What will happen to the average score of A?
Read the following:
There are 3 classes having 20, 25 and 30 students respectively having average marks in an examination as 20,
25 and 30, respectively. If the three classes are represented by A, B and C and you have the following information about the three classes, answer the questions that follow:
A → Highest score 22, Lowest score 18
B → Highest score 31, Lowest score 23
C → Highest score 33, Lowest score 26
If five students are transferred from A to B.
Q. Which of these can be said about the average score of B?
Read the following:
There are 3 classes having 20, 25 and 30 students respectively having average marks in an examination as 20,
25 and 30, respectively. If the three classes are represented by A, B and C and you have the following information about the three classes, answer the questions that follow:
A → Highest score 22, Lowest score 18
B → Highest score 31, Lowest score 23
C → Highest score 33, Lowest score 26
If five students are transferred from A to B.
Q. What will happen to the average score of B?
Read the following and answer the questions that follows.
In the island of Hoola Boola Moola, the inhabitants have a strange process of calculating their average incomes and expenditures. According to an old legend prevalent on that island, the average monthly income had to be calculated on the basis of 14 months in a calendar year while the average monthly expenditure was to be calculated on the basis of 9 months per year. This would lead to people having an underestimation of their savings since there would be an underestimation of the income and an overestimation of the expenditure per month.
If the minister for economic affairs decided to reverse the process of calculation of average income and average expenditure, what will happen to the estimated savings of a person living on Hoola Boola Moola island?
Read the following and answer the questions that follow.
If 5 people are transferred from C to B, further, 5 more people are transferred from B to A, then 5 are transferred from A to B and finally, 5 more are transferred from B to C.
What is the maximum possible average achieved by class C?
Read the following and answer the questions that follow.
If 5 people are transferred from C to B, further, 5 more people are transferred from B to A, then 5 are transferred from A to B and finally, 5 more are transferred from B to C.
Q. What is the maximum possible average of class B?