Quantitative Aptitude - Arithmetic Ability Questions

If 3x - 8(2 - x) = -19, then the value of x is

What is the equation of a line having a slope -1/3 and y-intercept equal to 6?

The length of the diagonal and the breadth of a rectangle are 17 cm and 8 cm respectively. Find its perimeter (in cm).

ΔPQR is right angled at Q. If cosP = 5/13, then what is the value of cosecR ?

The distance between two pillars is 120 metres. The height of one pillar is thrice the other. The angles of elevation of their tops from the midpoint of the line connecting their feet are complementary to each other. The height (in metres) of the taller pillar is (Use : √3 = 1.732)

Rehman goes on a trip on his motor-cycle and rides for 661 kms. If he rides for 8 hours at a speed of 31 km/hr, find at what speed he travels for the remaining 7 hours of the journey?

The average of first 20 multiples of 12 is

X, Y and Z are partners in a company. In one year X receives 1/4 part of profit, Y receives 1/5 part of profit and Z receives Rs 22000. How much amount (in Rs) will X get as profit?