Quantitative Aptitude - Arithmetic Ability Questions

If 3x - 10 = -(2x + 5), then the numerical value of (x - 4)3 is

What is the value of 36+729381+643

The diameter of a circle is equal to the side of the square. What is the area of the square if the area of the circle is 64π sq cm?

The sum of a fraction and 3 times its reciprocal is 19/4. What is the fraction?

The milk and water in two vessels are in the ratio of 3 : 1 and 7 : 11 respectively. In what ratio should the liquid in both the vessels be mixed to obtaina new mixture containing half milk and half water?

Type 1 workers can do three times the work of Type 2 workers. Twelve Type 1 workers can complete a task in 10 days. How many days would it have taken 4 Type 1 and 8 Type 2 workers to complete the same task?

Manish is four times as efficient as Puneet. Manish takes 90 days less than Puneet to complete a book. If both of them work together, then in how many days the book will be completed?

In a trapezium, one diagonal divides the other in the ratio 2 : 9. If the length of the larger of the two parallel sides is 45 cm, then what is the length (in cm) of the other parallel side?