Quantitative Aptitude - Arithmetic Ability Questions

10 people can build a wall in 12 days. Six people, each only half as efficient as those in the first group, will be able to complete 3/5 of such a wall in

The ratio of spirit and water in the two vessels is 5 : 1 and 3 : 7 respectively. In what ratio the liquid of both the vessels should be mixed such that a new mixture containing half spirit and half water is obtained?

If a + b = 4 and ab = -5, then what is the value of a3 + b3?

If (333 + 333 + 333) (233 + 233) = 6x, then what is the value of x?

If U = 450 and V = 585, then V is how much percentage more than U?

In a right angled triangle if hypotenuse is 20 cm and ratio of other two sides is 4:3, the length of the sides are

The difference between cost price and selling price is Rs 576. If the profit percentage is 16%, then what is the cost price (in Rs)?

If a person bought an item for Rs. 60 and sold it at a profit of 25%, the selling price of the item would be