Quantitative Aptitude - Arithmetic Ability Questions

When 0.151515.....is converted into a fraction, then the result is

In what ratio tea at Rs 240/kg should be mixed with tea at Rs 280/kg so that on selling the mixture at Rs 324/kg there is a profit of 20%?

If a + b = 4 and ab = 3, then what is the value of a3 + b3?

What is the value of [(tan 5θ + tan 3θ)/4 cos 4θ (tan 5θ – tan 3θ)]?

If 35% of A is equal to 60% of B, then what is the ratio of A and B?

The sum of two numbers is 7 and the sum their squares is 23, their product is equal to:

A dealer is selling an article at a discount of 5% on the Marked price. If the Marked price is 12% above the cost price and the article was sold for Rs. 532 then the cost price is (in Rs.)

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