Question
A class of 30 students appeared in a test. The average score of 12 students is 80, and that of the rest is 75. What is the average score of the class?
More Average Questions
- In an examination, the average marks obtained by the students is 75. After correcting the quantitative mistakes, the average of 100 students is reduced to ...
- Anita bought a refrigerator at a discount of 20% on MRP. She earned one-third the amount of her CP by renting it for 300 days. After that, she resells it a...
- Average of first 3 numbers is half the average of next 6 numbers. If the average of all 9 numbers is 15, find the sum of the last 6 numbers.
- The average of 30 numbers was initially calculated as 45. However, it was later found that one of the numbers had been incorrectly recorded as 83 instead o...
- In a class of 40 students, the average age of the class is 22 years. 5 new students join the class, due to which the average age of the class decreases by ...
- The number of students in class 'A' is 104, and the ratio of girls to boys is 4:9. If the average number of boys in classes 'A' and 'B' is 124, and the ave...
- The average weight of 10 students is 45 kg. If a new student joins, the average becomes 46 kg. Find the weight of the new student.
- The average of 30 numbers is 60. The average of first 16 numbers is 64 and that of the last 16 numbers is 56. If 15th number and 16th numbers are excluded,...
- The ratio of the present ages of P and Q is 7:4 respectively. If the age of P 13 years hence from now will be 125% more than the age of Q 4 years ago from ...
- The average age of a class of 23 girls is 15 years. If 2 new girls having average age of 10 years join the class, then the average age of the class becomes...
Relevant for Exams:
Hey! Ask a query
Please enter email id
The email must be a valid email address.
Please enter Mobile Number
Please enter valid Mobile Number
Please enter your Doubt
Think You're Ready for RBI Grade B?
RBI Grade B 2026 Phase 1 Memory Based Paper
- 200 Questions with Detailed Solutions
- Section-wise Coverage (GA, English, Quant & Reasoning)