Quantitative Aptitude - Arithmetic Ability Questions

B is thrice as efficient as A and C is 0.75 times as efficient as A. What is the ratio of number of days taken by A, B and C when they work individually?

One diagonal of a rhombus is half the other. If the length of the side of the rhombus is 20 cm, what is the area of the rhombus?

If sin8 θ + cos8 θ – 1 = 0, then what is the value of cos2 θ sin2 θ (If θ ≠ 0 or π/2)?

The bar chart given shows the sales of 3 types of cars in the Indian automotive industry over 4 years. All the sales figures have been shown in terms of 000 units.

What is the respective ratio of total sales of Sedan and total sales of SUV over the period of 4 years?

What is the reflection of the point (2, -3.5) in the y-axis?

If sec (4x - 50°) = cosec(50° - x), Then the value of x is

If sum of the roots of a quadratic equation is ­-7 and product of the roots is 12. Find the quadratic equation.

P and Q can do a project in 20 and 12 days respectively. In how many days can they complete 40% of the project if they work together?