For the following questions answer them individually
In a decade, a town's population grew from 1,75,000 to 2,62,500. What is the average annual percentage increase in population?
A train covers the distance between two stations X and Y in 6 hours. If the speed of the train is reduced by 13 km/h, then it travels the same distance in 9 hours. Find the distance between the two stations
In a bag, black tablet covers and white tablet covers are in the ratio 5:9. If there are 450 white tablet covers, how many black tablet covers are there in the bag?
The average weight of A, B and C is 65 kg. If the average weight of A and B is 62 kg and that of B and C is 66 kg, then the weight (in kg) of B is:
Study the given table and answer the question that follows.
The combined expenses on food and on labour is what percentage of the total expenses on all the four items taken together?
Anil offers his customer a discount of 15% on a T-shirt and he still makes a profit of 25%. What is the actual cost of the T-shirt marked โน500?
A family consists of two grandparents, two parents and four grandchildren. The average age of the grandparents is 67 years, that of the parents is 35 years and that of the grandchildren is 9 years. What is the average age of the family?
Find the total surface area of a cuboid whose length is 20 cm, width is 15 cm, and height is 8 cm.