Question
A car covers a distance of 760
kilometres in 9.5 hours. Determine the speed of the car.Solution
Average 20 numbers is ‘x’. If the average of first 12 numbers is 72.5 while average of last 5 numbers is 82.2 and 13th, 14th a...
Average 20 numbers is ‘x’. If the average of first 12 numbers is 62.5 while average of last 5 numbers is 84.8 and 13th, 14th...
The average age of three children in a family is 35% of the average of the age of father and the eldest child. The total age of the mother and the young...
The average temperature for a week is recorded as 35.4°C. The difference between the highest and lowest temperatures during the week is 30°C. Addition...
The average age of A and B is 15 years. If A is to be replaced by C, the average would be 14 years. The average age of C and A is 16 years. Find the age...
The average weight of 12 players in a team is increased by 1/3 kg, when one of the players whose weight is 55 kg is replaced by another player. What is ...
- The average weight of 10 individuals in an organization is 50 kg. When two new members, Akash and Binny, join the organization, their weights being in the ...
- The first six days of a week had an average rainfall of 90 cm, while the last six days recorded an average of 98 cm. If the weekly average rainfall was 95 ...
The average of 8 numbers is 22. When two new numbers 'p' and 'q' are added, the average increases by 3. If p - q = 10, find the value of q.
The average age of a group of 8 friends is 30 years. If one of them leaves, the average becomes 29. Find the age of the friend who left.
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