Question
AirAsia covered the distance between destination II and
III at the speed of 94 km/hr and that between destination III and IV at the speed of 54 km/hr. what is its average speed of this journey? In the following table eight destinations - I, II, III, IV, V, VI, VII and VIII - have been given. A car crosses all the destinations if it starts from destination I to destination VIII. Question mark (?) in the table show the missing figures. Study the table carefully and answer the following given questions. ÂSolution
Time taken between destinations II and III =Â `376/94` Â =Â Â 4 hours Time taken between destinations III and IV =Â `324/54` Â =Â 6 hours 
 Average speed = total distance / total time = `(376+324)/(4+6)`  = 70 km/h
The average of a series of 30 numbers is 70. The difference between the largest number and the smallest number is 140. If the largest and the smallest n...
Average marks scored by Vineet in five subjects are 75. The average marks scored by him (excluding his highest and lowest marks) are 60 and lowest marks...
- The average of forty numbers is 45 while the average of first twenty-two numbers and last twenty-two numbers is 50 and 60, respectively. Find the twenty-se...
The average of a set of 25 numbers is 98. For the first 14 numbers, the mean is 84, and for the last 8 numbers, the mean is 112. ...
The average value of the property of Karan, Arjun, and Vikas is Rs. 78 lacs. The value of the property of Karan is Rs. 25 lacs less than the value of th...
In a company team of 18 members, the average age is 29 years. When 6 more members join, the average age falls to 26. What is the average age of the new ...
The average weight of 10 students is 45 kg. If a new student joins, the average becomes 46 kg. Find the weight of the new student.
The average age of X, Y, and Z is 25 years, and the average age of X and Y was 19.5 years at the time of Z's birth. If X is now 30 years old, determine ...
What is the average of the squares of the first 41 natural numbers?
In an examination, the average marks obtained by the students is 40. After correcting the quantitative mistakes, the average of 50 students is reduced t...
Relevant for Exams:
