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Actual speed of car = 225/5 = 45 km/hr Increased speed = 1.2 × 45 = 54 km/hr Time taken by car to cover the distances = (90/45) + (135/54) = 4 hours 30 minutes
The average age of three children is 20 years. If their ages are in the ratio 5:6:9. Find the age of the youngest child.
In a company, the average salary of 30 employees is ₹40,000. Out of these, the average salary of 20 employees is ₹35,000, and the average salary of ...
The average of five even numbers is 62. If we replace two of these even numbers, 84 and 92, with a single even number X, the new average decreases by 4....
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...
The average of 10 numbers is 30. If one of the numbers is excluded, the average of the remaining numbers becomes 28. Find the excluded number.
Average age of 3 children born at intervals of 2 years is 8. How old is the eldest child?
The average of 18 numbers is 40, and the average of the first 9 numbers is 45. Find the average of the remaining 9 numbers.
Average run scored by a batsman in 60 innings is 180. In next 6 innings, he scored runs with an average of ‘x’ so that his overall average increases...
A gift box has 10 bangles. The average weight of the first 4 bangles is 56gms and the average weight of the remaining 6 bangles is 57 gms. Tell the aver...
The average of five consecutive odd numbers is 77. What is the average of the first three numbers among them?
