Quantitative Aptitude - Arithmetic Ability Questions

The number of solutions of the pair of linear equations x + 2y - 8 = 0 and 2x + 4y = 16 is

Two successive discounts of 12% and 20% are given by Rajat on a shirt. If the marked price of the shirt is Rs 500, then what is the value (in Rs) of discount?

Find the length of one side of a rhombus whose area is 24 sq.cm and the sum of the lengths of its diagonals is 14 cm.

What is the value of (tan45° + 1/√2) ?

The difference between simple and compound interests compounded annually on a certain sum of money for 2 years at 4% per annum is Rs. 1. The sum (in Rs.) is:

A sum of money of Rs. 1000 is lent out in two parts in such a way that the interest on one part at 10% per annum for 5 years is equal to another at 5% for 10 years. Calculate the sum lent out at 5%.

If (x - 13)2 + (y - 4)2 = 0, then the value of y + xy - x ?

On dividing a certain number by 342 we get 47 as remainder. If the same number is divided by 18, what will be the remainder ?