The average height of A B and C is 148 c...

The average height of A B and C is 148 cm. If the average height of A and B is 136 cm. and that of B and C is 125 cm., then what is the height (In cm.) of B?

112

130

Text Solution

Verified by Experts

The correct Answer is:

Topper's Solved these Questions

AVERAGE
KIRAN PUBLICATION|Exercise TYPE-II|51 Videos
AVERAGE
KIRAN PUBLICATION|Exercise TYPE-III|21 Videos
ARITHMETICAL PROBLEMS
KIRAN PUBLICATION|Exercise TYPE-X|32 Videos
BOAT AND STREAM
KIRAN PUBLICATION|Exercise TEST YOURSELF |10 Videos

Similar Questions

Explore conceptually related problems

In a group of 78 persons, the ratio of the number of males and females is 7 : 6 . The average height of all the persons is 160.2 cm . If the average height of males is 5% more than that of females , then what is the average height (in cm) of females in the group ?

The average height of 20 boys is 120 cm and the average height of 10 girls is 117 cm. Find the average height of these 30 students.

In a class of 88 students, the number of girls is 20% more than the number of boys. The average height of the boys is 164 cm and the average height of the girls is 4 cm less than the average height of all the boys and girls in the class. What is the average height (in cm) of all the students in the class ?

The average height of 22 students of a class is 140 cm and the average height of 28 students of another class is 152 cm. What is the average height of students of both the classes?

The average height of four girls was recorded as 150 cm. If the average of the heights of three girls out of the four was 148 cm, what was the height of the fourth girl ?

The average height of four girls was recorded as 150 cms. If the average of the heights of three girls out of the four was 148 cms, what was the height of the fourth girl ?

The average height of four boys was recorded as 170 cms. If the average of the heights of three boys out of the four was 172 cms. What was the height of the fourth boy ?

In a group of 108 persons, the ratio of number of males and females is 5:4. The average height of the males is 158.7 cm and that of the females is x cm. If the average height of all the persons in the group is 155.5 cm , then the values of x is :

KIRAN PUBLICATION-AVERAGE-TYPE-X

The average height of A B and C is 148 cm. If the average height of A ...
Text Solution
|
A company produces an average of 4000 items per month for the first 3 ...
Text Solution
|
There are in all, 10 balls, some of them are red and the others white....
Text Solution
|
The arithmetic mean of the scores of a group of students in a test was...
Text Solution
|
A and B have their annual average income Rs. 80,000. B and C have thei...
Text Solution
|
A man's pension on retirement from service is equal to half the averag...
Text Solution
|
The average salary of all the workers in a workshop is Rs 8000. The av...
Text Solution
|
The average (arithmetic mean) amount of savings of ten students is Rs....
Text Solution
|
In a family of 8 adults and some minors, the average consumption of ri...
Text Solution
|
The average monthly income (in Rs) of certain agricultural workers is ...
Text Solution
|
The average of marks scored by the students of a class is 68. The aver...
Text Solution
|
An army of 12000 consists of Europeans and Indians. The average height...
Text Solution
|
The average pocket money of 3 friends A ,B,C is Rs 80 in a particular ...
Text Solution
|
The average score of a-class of boys and girls in an examination is A....
Text Solution
|
If the average of m numbers is n^(2) and that of n numbers is m^(2) ....
Text Solution
|
The average of the three numbers x, y and z is 45. x is greater than t...
Text Solution
|
The average expenditure of a man for the first five months of a year i...
Text Solution
|
The average of 8 numbers is 20. The average of first tow numbers is 15...
Text Solution
|
30 pens and 75 pencils altogether were purchased for Rs 510. If the av...
Text Solution
|
The average mathematics marks of two Sections A and B of Class IX in t...
Text Solution
|
Visitors to a show were charged Rs. 15 each on the first day, Rs. 7.50...
Text Solution
|