Quantitative Aptitude - Arithmetic Ability Questions

The sum of two positive integers is 80 & difference between them is 20. Then what is difference of squares of those numbers ?

The cash difference between the selling price of an article at a profit of 2% and 18% is Rs. 3. The ratio of two selling prices is

If 2x+4-2x+2=3, then the value of x?

The areas of two similar triangles ΔABC and ΔPQR are 36 sq cms and 9 sq cms respectively. If PQ = 4 cm then what is the length of AB (in cm)?

What is the value of [(cos 7A + cos 5A)÷(sin 7A – sin 5A)]?

If cosA = x, then x is

What is the slope of the line, perpendicular to the line 3x - 6y = 4?

If the shopkeeper sells an item at Rs 1250 which is marked as Rs 1500, then what is the discount he is offering?