Quantitative Aptitude - Arithmetic Ability Questions

A shopkeeper cheats to the extent of 8% while buying and selling fruits, by using tampered weights, his total gain in percentage is

Three solid spheres of radius 3 cm, 4 cm and 5 cm are melted and recasted into a solid sphere. What will be the percentage decrease in the surface area?

Working together P, Q and R reap a field in 6 days. If P can do it alone in 10 days and Q in 24 days, in how many days will R alone be able to reap the field?

The fraction from the ones listed below that will NOT lead to a recurring decimal is

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

Select the odd number from the given alternatives.

Find the 4th proportional to 9, 17 and 27.

Select the odd letters from the given alternatives.