EASY
CAT
IMPORTANT
Earn 100

The average of ten numbers is 60. The average of the first five numbers is 50 and that of last four numbers is 30. Then the 6th number is

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Important Questions on Average

EASY
CAT
IMPORTANT
How to prepare for Quantitative Aptitude for the CAT>Chapter 5 - Average>Level of Difficulty>Q 1
A bus travels with a speed of 10 Km/h in the first 15 Minutes, goes 5 Km in the next 15 Minutes, 15 Km in the next 15 minutes, 10 Km in the next 15 Minutes. What is the average speed of the bus in kilometre per hour for the journey described?
EASY
CAT
IMPORTANT
How to prepare for Quantitative Aptitude for the CAT>Chapter 5 - Average>Level of Difficulty>Q 2
With an average speed of 25 Km/hr, a train reaches its destination in time. If it goes at an average speed of 20 Km/hr, it gets late by 1 an hour. Find the length of the total journey.
EASY
CAT
IMPORTANT
How to prepare for Quantitative Aptitude for the CAT>Chapter 5 - Average>Level of Difficulty>Q 3
In the month of the January of a certain year, the average daily expenditure of an organisation was ₹60. For the first 15 days of the month, the average of daily expenditure was ₹80 and for the last 17 days, ₹50. Find the amount spent by the organisation on the 15thof the month.  
EASY
CAT
IMPORTANT
How to prepare for Quantitative Aptitude for the CAT>Chapter 5 - Average>Level of Difficulty>Q 4
One-fifth of the certain journey is covered at the rate of 20 Km/h, one-fourth at the rate of 50 Km/h, and the rest at 55 Km/h. Find the average speed for the whole journey.
EASY
CAT
IMPORTANT
How to prepare for Quantitative Aptitude for the CAT>Chapter 5 - Average>Level of Difficulty>Q 5
A batsman makes a score of 40 runs in the 5th innings and thus increases his average by 4. Find the possible value of the new average.
EASY
CAT
IMPORTANT
How to prepare for Quantitative Aptitude for the CAT>Chapter 5 - Average>Level of Difficulty>Q 6
Aman can type a sheet in 10 minutes, Baman in 20 minutes and Chaman in 30 minutes. The average numbers of sheet typed per hour per typist for all three typist is.
EASY
CAT
IMPORTANT
How to prepare for Quantitative Aptitude for the CAT>Chapter 5 - Average>Level of Difficulty>Q 7
Find the average increase rate (per annum) if the increase in the population in the first year is 10% and that in the second year is 20%.
EASY
CAT
IMPORTANT
How to prepare for Quantitative Aptitude for the CAT>Chapter 5 - Average>Level of Difficulty>Q 8
The average income of a person for the first 5 days of a month is ₹ 20, for the next 10 day s it is ₹ 24 for the next 10 days it it ₹ 30 and for the remaining days of the month, it is ₹ 10. Find the average income (in ₹) per day.