Quantitative Aptitude - Arithmetic Ability Questions

If X is a prime number, LCM of X and its successive number would be

If a + b = 8 and ab =15, then a3 + b3 is

Anuj runs 1 2/3 laps of 7 laps race, find the remaining laps to be run.

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

A thief is stopped by a policeman from a distance of 200 metres. When the policeman starts the chase, the thief also starts running. Assuming the speed
of the thief as 8 km/hr and that of police man as 10 km/hr. How far the thief would have run, before he is over ­taken?

Josna takes 4 hrs 30 min in walking a distance and riding back to some place where she started. She could walk both ways in 5 hrs 40 min. The time taken by her to ride back both ways is

A can paint a house in 42 days and B can do it in 21 days. Along with C, they can finish the job in 7 days only.C alone can do the painting job in how many days, ?

The sum of the digits of a 2­digit number is 17. If we add 9 to the number, the new number obtained is a number formed by interchange of the digits. Find the number.