Question
A group of people contains men, women, and children. If 40% of them are men, 35% are women, and the rest are children, and their average weights are 70 kg, 60 kg, and 30 kg, respectively. The average weight of the group is:
More Average Questions
- Mixture X comprises juice and water in a 5:4 ratio, and mixture Y consists of juice and water in a 7:9 ratio. When mixture X is combined with mixture Y, th...
- The ages of 5 children are 6, 8, 10, 12 and 14 years. Find their average age.
- The average cost price of 13 pens (having equal cost price) decreased by Rs.3, when one of the pen is replaced by a new pen having cost price of Rs.60. Fin...
- A hollow spherical metallic ball has an external diameter 8cm and is 1/2cm thick. The volume of the ball (in cm cube) is.
- The average of 11 observations is 60. If the average of first five observations is 58 and that of last five is 56, the sixth observation is
- Average weight of Shikhar, Rohit and Virat is 72 kg. Hardik joins the group and the average now becomes 65 kg. If Dhoni whose weight is 8 kg more than that...
- The average of 12 numbers is 28. If one number 34 is replaced by 58, find the new average.
- In an examination, the average marks obtained by the students is 40. After correcting the quantitative mistakes, the average of 50 students is reduced to 3...
- The average of a set of 's' numbers is 50. If 120 is added to the set, then the average of the set becomes 50.4. Find the value of '4 X (s - 20)'.
- The average of ten numbers is 80. When five more numbers are included, the average increases by 4. Find the average of the numbers included.
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
