In a test, the average score of 50 students is 66. Out of the total students, 40% are girls and the rest are boys. The average score of the boys is 20% less than that of the girls. What is the average score of the girls? 

In a class, there are 29 boys and 21 girls. The average score of boys in Maths is 89, whereas the average score of girls in maths is 91. What is the average of the whole class in maths?

15 boys and a certain number of girls appeared for a test. The average score of the boys was 26, the average score of the girls was 36, and the combined average score was 30. How many girls appeared for the test?

The average marks scored by a student in 4 subjects is 75. But when the marks of English are added to it, the overall average became 70. How much did he score in English?

If the average marks of three classes of 30, 50, and 70 students are 55, 70, and 70 respectively, then the average marks of all the students are: 

Rohan scored 70 and 75 marks in the first two tests. How many marks should he score in the third test to get an average of 70 marks? 

In a group of 60 students, 50% are interested in history, and the rest are interested in geography. If the average score in history is 85, and the average score in geography is 75, what is the average score for the entire group?

Sonali applied for a job as a Science teacher in a school. In the job test, she scored 8 in Physics, 8 in Chemistry, 6 in Biology, and 6.5 in the interview. For calculating the final score, weightage of 2, 3, 3, and 4 were assigned to Physics, Chemistry, Biology, and interview, respectively. What is the weighted average score of Sonali?

On mixing two classes A and B of students with average marks of 50 and 80, respectively, the average marks obtained are 60. Find the respective ratios of the students in classes A and B.

In a class there are 26 boys and 24 girls. The Math teacher administered a test and found that the average score of the whole class is 85.If the average score of the boys was 82, find the average score of the girls.

The marks obtained by seven students are 70, 85, 95, 86, 74, 83 and 67. What are the average marks obtained by them?

The average marks obtained by Mahesh in five subjects is 62 and he obtains 71 marks in the sixth subject. What is the average of the marks secured by Mahesh in all six subjects?
 

If the average marks of three classes of 60, 65 and 70 students are 60, 65, 70 respectively, find the average marks of all the students. (Approximately)

Arun applied for a job as an English teacher in a school. In the test for the job, he scored 9 in speaking, 8 in listening, 6 in writing, and 7 in interview. For calculating the final score, weights of 4, 3, 3, and 4 marks were assigned to speaking, listening, writing, and interviewing respectively. What is the weighted average score of Arun? (Round off to two decimal places)
 

A class teacher conducted a unit test in the class. If out of 30 students, 14 scored 80 and the rest 16 students scored 65, then what is the weighted average score?

The arithmetic mean of the marks scored by students of a class is 58. 20% of them secured a mean score of 60. The mean score of another 30% of the students was 40. What is the mean score of the remaining students?

If the average marks of three classes of 70, 75 and 80 students are 70, 75, 80 respectively, find the average marks of all the students. (Approximately)

In a classroom consisting of boys and girls, the average marks obtained by the boys is 90. If the average of the whole class is 92, and the ratio of the number of boys to that of girls is 3 : 2, what is the average marks scored by the girls?

The average mark of a student in 10 papers is 80. If the highest and the lowest scores are not considered, the average is 81. If his highest score is 92, find the lowest score.

The mean of the marks scored by 12 students of a class is 67.4. If the mean of another class consisting of 15 students is 72.3, find their combined mean.

The average marks of a student in 10 papers are 80. If the highest and the lowest scores are not considered then the average marks becomes 81. If the highest score is 32 more than the lowest score, then what is the lowest score.

In a class of 50 students, the average score in a math test is 75. However, there are two distinct groups of students with varying performance. The first group of 25 students has an average score of 95, while the second group of 25 students has an average score of 65.

I. The total score of the first group of students is 2375.

II. The total score of the class is 3750.

III. If the first group of students received an additional bonus point, raising their average to 96, and the second group's average remained the same, then, the new average of the whole class is 80.5.

There are 35 students in a class, the average marks obtained in a test is 70 numbers. If for the next test number of students increased by 5 and the average of the marks is also increased by 10. Find the total marks obtained in both the tests.

Last year average score secured in SBI Clerk exam by students from Delhi was observed to be 74. If there were 10000 students who took were from Delhi and upon rechecking, marks of 60% of students increased by an average of 2, then what would be new average marks secured by Delhi students post rechecking?

If the total number of students in class 4 is 36 and in rechecking of in UT-2 marks of 3 students of class increased by 34, 28, 10 and that of 3 students decreased by 16 and 10. What will be the new average score of class 4 in UT-2?

If in Class 4 there are 3 sections and the ratio of their number of students is 2 : 3 : 4 and the average marks scored by them in the ratio 4 : 3 : 1 in UT-1. By what percent are the average marks of 2nd section more than the class average?

If there are 40 students in class 5 and the average percentage of marks in UT- 2 is 60 for all the students of Class 5. If 3 students with 32, 28, 34 marks are removed from the class then what will be the new average percentage of marks of class 5 in UT-2?

A group of 17 students in a class obtained a class average of 77 in an examination. If the score of the topper and last rank holder is removed, the average increases by 1. If the lowest score is 44, then what is the score of the topper?

The average mark obtained by a class in a Mathematics test was found to be 15.4. The average of only the girl students was found to be 0.6 more than the class average whereas that of the boys was 1 less than that of girls. What is the ratio of the number of boys/ Number of girls in the class?

In a class of 50 students, 60% are boys. The average of marks of the boys is 62, and that of the girls is 68. What is the average marks of the whole class?

In Maths, out of all available students, one scored 50, two of them scored 49, and three got 0 in the test. Find the average score of remaining students in Maths.

The average score of 84 students (boys and girls) on a test is 95. The ratio of the number of boys to that of girls is 10: 11. The average score of the boys is 20% less than that of the girls. What is the average score of the boys on the test?

The average marks scored by the students of a class is 75. If the average marks scored by the girls in the same class is 90 and that of boys is 70, what is the percentage of boys in the class?

In a test, the average score of 50 students is 66. Out of the total students, 40% are girls and the rest are boys. The average score of the boys is 20% less than that of the girls. What is the average score of the girls? 

During his entire school life, John’s average marks in science were 80% and his average mark in mathematics was 90%. If his combined average marks in science and mathematics were 84%, while the total marks obtained by him in science were 54,000, what were John’s total marks obtained in mathematics?

If the average marks of three classes of 75, 80 and 85 students are 75, 80, 85, respectively, find the average marks of all the students. (approximately)

In class 12, R has two language subjects and three science subjects. His average marks in the language subjects are 65 and his overall average marks are 72. What are his average marks in the science subjects?

A class of 30 students appeared in a test. The average score of 12 students is 62, and that of the rest is 72. What is the average score of the class?

In a class of 40 students, 45% are girls and the remaining are boys. If the average of the girls’ marks is 54 and that of the boys is 46, what is the average of the whole class?

In a test, the average score of 50 students is 66. Out of the total students, 40% are girls and the rest are boys. The average score of the boys is 20% less than that of the girls. What is the average score of the girls? 

The average score of 84 students (boys and girls) on a test is 95. The ratio of the number of boys to that of girls is 10: 11. The average score of the boys is 20% less than that of the girls. What is the average score of the boys on the test?

A group of 30 students appeared in a test. The average score of 12 students is 62, and that of the rest is 76. What is the average score of the group?

In five subjects of equal marks, S gets 45, 78, 36, 65 and 56 in the first semester and 48, 72, 55, 46 and 79 in the second semester. What are his average marks in the first year?

In an examination of 7 papers of 100 marks each, there were 3 mathematics papers, 2 English papers and 2 Hindi papers. D gets average marks of 45, 55 and 60 in mathematics, English and Hindi, respectively. What are the average marks per paper?

10th class of 40 students took a Maths test. 25 students had an average score of 60. The other students had an average score of 80. What is the average score of the whole class?

The average marks obtained by 19 boys of a college is 48. If the highest marks and lowest marks obtained are removed, then the average is reduced by 4. What is the average of the highest and lowest marks obtained?

If the average marks of three classes of 30, 50 and 70 students are 55, 70 and 70 respectively, then the average marks of all the students is: 

The average marks scored by the students of a class is 75. If the average marks scored by the girls in the same class is 90 and that of boys is 70, what is the percentage of boys in the class?

In the 8th class, consisting of 30 students, a Mathematics test was taken. 10 students had an average score of 90. The other students had an average score of 75. What is the average score of the whole class?

If the average marks of three classes of 75, 80 and 85 students are 75, 80, 85, respectively, find the average marks of all the students. (approximately)