Quantitative Aptitude - Arithmetic Ability Questions

There is 40% increase in an amount in 8 years at simple interest. What will be the compound interest (in rupees) of Rs 30000 after 2 years at the same rate?

A, B and C can complete a task together in 10 days. A and B would need 12 days if only the two of them worked, while B and C would take 20 days if only the two of them worked. If B worked alone, how many days would she take to complete the task?

A solid sphere of radius 9 cm is melted to form a sphere of radius 6 cm and a right circular cylinder of same radius. The height of the cylinder so formed is

Sahil sold an item for Rs. 280 at a loss of 20%. The cost price of the item was

(−12)[11+7×(−3)]÷{}[413−(−3)×(−6)]=

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

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

If 5(4 - x) - 4 > 5x -2 > 2x - 6, then the value of x is