Login / Signup

Question

The average of two consecutive even numbers is 81. If the smaller number is increased by 15% and the larger number is decreased by 15%, then find the difference between the numbers obtaine

A 21.3

B 23.5

C 22.3

D 24

Practice Next

More Average Questions

Four numbers are arranged in ascending order. When the 1st two numbers are increased by the number equal to their position, and the last two numbers (i.e.,...
The average daily income of a daily wage worker, in the month of February is Rs. 120. If his average income on 1st 12 days of the month is Rs. 80 and on la...
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 + 3). The average of the entir...
32 × 15 + 60% of 200 = ? + 120
The base of a right pyramid is a square of side 10 cm. If its height is 10 cm. then the area (in cm2) of its lateral surface is:
In a class of 50 students there are 22 girls who scored an average of 35 marks in the test. What is the average marks of the boys if the class average is 4...
The average of a set of 's' numbers is 15. If 60 is added to the set, then the average of the set becomes 15.5. Find the value of '4 X (s - 10)'.
The average age of a group of 20 persons is found to be 26 years. Later it is found that age of two of the persons is calculated as 30 and 60 instead of 50...
The average height of Nakul, Baneet, Preetam and Yash is 20 cm, while the average height of Nakul, Preetam and Yash is 16 cm. If height of Manish is 25% mo...
The average age of a category of 5 members is 40 years. If a person whose age is 60 years will left the group and two new persons whose age is 'a' years an...

Relevant for Exams:

RRB NTPC

Hey! Ask a query

ask-question