Quantitative Aptitude - Arithmetic Ability Questions

A 800 metres long train is running at the speed of 90 km/hr. If it crosses a bridge in 50 seconds, then what is the length (in metres) of the bridge?

A vendor buys 6 bananas for Rs 25 and sells them at 3 for Rs 20. What is his profit percentage?

The value of sinθ1+cosθ + sinθ1-cosθ

Select the odd word/letters/number/number pair from the given alternatives.

A shopkeeper by selling 13 Titan watches, earns a profit equal to the selling price of 3 Titan watches. His profit percentage is

The average marks of 40 students in an examination was 25. It was later found that the marks of one student had been wrongly entered as 73 instead of 37. What is the value of correct average?

The time for a train of length 110 metres running at the speed of 72 km/hr to cross a bridge of length 132 metres is

If P travelled the first half of a journey at 40 kmph and the the remaining distance at 50 kmph, what is the average speed of his travel?