Quantitative Aptitude - Arithmetic Ability Questions

If a:b = 3:8, find the value of (5a ­ 3b)/(2a + b).

The four sides of a quadrilateral are in the ratio of 2:3:4:5 and its perimeter is 280m. The length of the longest side is

ΔABC is an isosceles right angled triangle having ∠C = 90°. If D is any point on AB, then AD2+ BD2 is equal to

What is the angle between centripetal acceleration and tangential acceleration?

A 145 m long train crosses a 655 m long bridge in 36 seconds. What is the speed of the train?

Divide 32 into two parts such that the sum of the square of the parts is 674. What is the value of the parts?

Rahul’s salary is 40% of Mohit’s salary. If Rahul’s salary is increased by 60% and Mohit’s salary is decreased by 20%, then Rahul’s salary will be how much percentage of Mohit’s salary?

If a - b = 2 and ab = 8, then what is the value of a3 - b3?