Advertisements
Advertisements
प्रश्न
The mean weight of 4 members of a family is 60 kg. Three of them have the weight 56 kg, 68 kg and 72 kg respectively. Find the weight of the fourth member
Advertisements
उत्तर
Weight of 4 members = 4 × 60 kg
= 240 kg
Weight of three members = 56 kg + 68 kg + 72 kg
= 196 kg
Weight of the fourth member = 240 kg – 196 kg
= 44 kg
APPEARS IN
संबंधित प्रश्न
A cricketer scores the following runs in eight innings:
58, 76, 40, 35, 46, 45, 0, 100
Find the mean score.
The enrolment in a school during six consecutive years was as follows:
1555, 1670, 1750, 2013, 2540, 2820
Find the mean enrolment of the school for this period.
The mean of 5 observations is 50. One of the observations was removed from the data, hence the mean became 45. Find the observation which was removed.
Find the mean of first six multiples of 3.
In a week, temperature of a certain place is measured during winter are as follows 26°C, 24°C, 28°C, 31°C, 30°C, 26°C, 24°C. Find the mean temperature of the week
The mean of 5, 9, x, 17 and 21 is 13, then find the value of x
The mean of first ten natural numbers is ____________
The average of the marks 2, 9, 5, 4, 4, 8, 10 is ____________
Find the mean of first 10 prime numbers and first 10 composite numbers
Mean of the observations can be lesser than each of the observations.
