Quantitative Aptitude - Arithmetic Ability Questions

Among three numbers, the first is twice the second and thrice the third. If the average of three numbers is 429, then what is the difference between the first and the third number?

The list price (marked price ) of an article is Rs. 900 and is available at two successive discounts of 20% and 10% ; the selling price of the article,in rupees, is

From a point, 40 m apart from the foot of a tower, the angle of elevation of its top is 60°. The height of the tower is

Sum of lengths of all edges of a cube is 84 cm, find its volume?

What will come in the place of question mark (?) in the following question (You do not have to calculate the exact value)?

24.97% of 84.01 ÷ 6.995 = ?

When a number is increased by 24, it becomes 104% of itself. What is the number?

Cost price of a refrigerator is Rs 13400. If loss percentage is 4%, then what is the selling price (in Rs) of the refrigerator?

If (x – 2) and (x + 3) are the factors of the equation x2 + k1x + k2 = 0, then what are the values of k1 and k2?