Question
The average of a set of 's' numbers is 30. If 50 is added to the set, then the average of the set becomes 30.2. Find the value of '4 X (s - 5)'.
More Average Questions
- The average weight of x persons is 33 kg. The average weight of (x−16) women is 45 kg, the average weight of (x−30) children is 40 kg, and the average weig...
- The average height of each student in a class of 20 students is 125 cm. If 10 new students joined the class, then the average height of the each student in...
- The average of ‘x’ numbers is 25. If 70% of the numbers are decreased by 3 and the remaining numbers are increased by 9, then find the new average of the ‘...
- The average temperature for a week is recorded as 35.4°C. The difference between the highest and lowest temperatures during the week is 30°C. Additionally,...
- In an exam, the average score of 300 students is 48. If the average score of the students who passed is 60, and the average score of those who failed is 42...
- The average of 10 numbers is 50. If the largest number is removed, the average drops by 2. Find the largest number.
- In an examination the average marks of Rohit is 63. If he got 20 more marks in science and 28 more marks in maths then his average would have been 69. Find...
- The average of n numbers is 60. If each of 55% of the numbers is increased by 16 and each of the remaining numbers is decreased by 12, then the new average...
- The average of 5 numbers is 34. The sum of four of them is 130. What is the fifth number ?
- A set contains ten numbers. The average of the first six numbers is (x − 5), and the average of the last three numbers is (x + 1). The average of the entir...
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)