Arithmetic Aptitude :: Average
- Average of five numbers is 20. If each number is multiplied by 2, what will be the new average?
- If the average of three consecutive even numbers is 34, find the largest of these numbers.
- 10 typists can type 600 pages in 8 hours.Find the average number of pages typed by each typist in an hour.
- Average age of a group of 30 boys is 16 years. A boy of age 19 leaves the group and a new boy joins the group. If the new average age of the group is 15.8 years, find the age of the new boy.
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= 34
= 34
= 15.8