Question
The average height of a group of 10 students is 172
The average height of a group of 10 students is 172
cm. Two more students of height 178 cm and 165 cm joined the group and 3 students of average height 160 cm leave the group. What is the new average height (in cm, rounded off to 1 decimal place) of the group after the changes?
More Previous year papers Questions
- A fruit seller buys oranges at the rate of 12 for ₹60. How many oranges should he sell for ₹60 so as to gain 20%?
- A person invested Rs. 800 and Rs. 1000 at different rates of interest, which were in the ratio 3 : 2 respectively. Determine the rates of interest if the t...
- Following questions have two quantities as Quantity I and Quantity II. You have to determine the relationship between them and give answer as Quantity I:...
- The time taken to travel the same distance by three cars is in the ratio of 12 : 15 : 10. What is the ratio of the speeds of the three cars?
- The ratio of the height and the diameter of a right circular cone is 6 : 5 and its volume is 2200/7 cm3 . What is its slant height? (Take p = 22/7)
- Ten refrigerators and four mobile phones together cost ₹2,10,000 while six refrigerators and two mobile phones together cost ₹1,22,000. The cost (in ₹) of ...
- The radius of a hemisphere is 3.5 cm. What will be its volume?
- Question 8
- Ratio of the marked price of a trouser and a jacket is 5 : 7 respectively. The shopkeeper gives 30 percent discount on the trouser. If the total discount o...
- From each of the four corners of a rectangular sheet of dimensions 48 cm × 27 cm, a square of side 3.5 cm is cut off and a box is made. The volume of the b...
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)