Question
Average weight of 50 boxes is 22 kg. Two more boxes of weights (z + 7) and (z - 5) are added and the average becomes 22.5 kg. Find (z - 18).
More Average Questions
- The average price of two books, namely 'X' and 'Y' is Rs. 850 whereas the average price of books 'Y' and 'Z' is Rs. 910. If the average price of book 'X' a...
- In a College with 1200 students, the average age of the boys is 24 years and that of girls is 17 years. If the average age of the college is 22 years and 3...
- The average age of 32 children and their teacher's age are 28 years. If the teacher's age is excluded, the average reduces by 1. What is the teacher's age?
- In a group of 24 students, the overall average age is 18 years. The boys’ average is (b + 3) years and the girls’ average is (b − 3) years. If the ratio of...
- A group has certain number of people. If 2 people of average weight 59 kg left the group then the average weight of remaining people decreases by 1 kg. If ...
- The average weight of a group of five persons, A, B, C, D, and E is 80 kg. If another person K joins the group then the average weight of the group is decr...
- The average age of a class of 20 girls is 14 years. If 5 new girls having average age of 9 years join the class, then the average age of the class becomes:
- Out of 6 numbers, the average of first 5 is 19 and last 5 is 20. If the last number is 21. Find the first number?
- A student got an average score of certain marks in the first 16 tests. In the next 4 tests, she scored 76 marks on average. This raised her overall average...
- Average age of a class of 28 students is 10 years. Average age of the class is increased by 12 months if the age of the teacher is included. Find the age o...
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)