Maths

The average age of 30 students in a group is 18 years. When the teacher’s age is included, the average […]

A university has 500 faculty members (male and female only) out of which females are 60%. The average height of

The average weight of Mandar, Ketan and Tushar is 45 kg, If the average weight of Mandar and Ketan be

A class of 30 students appeared in a test. The average score of 12 students is 80, and that of

The average weight of a group of 20 women was calculated as 58.5 kg and it was later discovered that

Find the average of 300, 129, 49, 120 and 102. 300, 129, 49, 120 और 102 का औसत ज्ञात कीजिए।

The average of 9 numbers is 3. If the average of the first 8 of these numbers is 2, the

The average weight of a certain number of student in a group was 72 kg. If 11 student, with an

The average score obtained by 64 boys and a certain number of girls in a test is 59. 15, while

The average weight of a class of 115 students is 52.4 kg. If the average weight of the 63 boys

The average of the number 253, 245, 325, 120 and 115+2k is 212. Find the average of the numbers 353,

The average weight of a family of five members (in kg) whose weights are 40 kg, 49kg, 56kg, 68 kg

In a mock test conducted by a coaching institute, 20 students average scored 75% marks and the remaining 15 students

In the first 5 overs of a T-20 international cricket match, the run rate was only 5.6. What should be

The average of the sales of an electronics shop in the years 1991, 1992, 1993 and 1994 is 2000, and