Quantitative Aptitude - Arithmetic Ability Questions

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

In the following question, select the odd letter/letters from the given alternatives.

A businessman imported Laptops, worth Rs 210000, Mobile phones worth Rs 100000 and Television sets worth Rs 150000. He had to pay 10% duty on laptops, 8% on Phones and 5% on Television sets as a special case. How much total duty (in Rupees) he had to pay on all items as per above details?

Determine the value of ‘r’ for which the equation 13x + 5 = rx + 18 has no solution.

A solid right circular cone of radius 4 cm and height 7 cm is put inside a cylindrical vessel of radius 5 cm and height 8 cm. How much water in cubic cm will be required to fill the cylindrical vessel completely?

Find the odd numbers/letters/numbers from the given alternatives.

Which among the following is a mismatched pair of religion practiced and its holy book?

Compute 33800/520/5