Quantitative Aptitude - Arithmetic Ability Questions

In a class, 60% of children like Mathematics, 45% like Science and 25% like both Mathematics and Science. What is the percentage of children who like at least one subject?

In the following question, four number pairs are given. The number on left side of (–) is related to the number of the right side of (–) with some Logic/Rule/Relation. Three are similar on basis of same Logic/Rule/Relation. Select the odd one out from the given alternatives.

A train has to cover a distance of 900 km in 25 hours. What should be its average speed in meters/second?

Three consecutive natural numbers are such that the square of the greatest is greater than the product of the other two by 16. The smallest of these numbers is

A vendor buys bananas at 4 for Rs 3 and sells at 3 for Rs 4. What will be the result?

The bar chart given shows the sales of 3 types of cars in the Indian automotive industry over 4 years. All the sales figures have been shown in terms of 000 units.

If all the 3 categories increase by same rate in 2013 over 2012 as they did in 2012 over 2011, then what will be the total approximate sales (in ‘000 units) of all the 3 categories taken together in year 2013?

A can do a work in 15 days and B in 20 days. If they work on it together for 5 days, then what fraction of work is left?

Average of all even numbers between 104 and 148 is __________.