Quantitative Aptitude - Arithmetic Ability Questions

If 3.5x = 0.07y, then find the result of [y-x / y+x]

If 2x- ­2(x ­- 2) < 5 ­- x > ­-2x + 2; then the value of x is

What is the value of sin 330°?

In what ratio is the segment joining points (2, 3) and (-2, 1) divided by the Y-axis?

If a + b = 10 and ab- 13 = -ba - 11, then what is the value of 3ab + 4a2 + 5b2 ?

Coefficient of x in (x + 8)(6 -­ 3x) is

ABCD is a quadrilateral with AB = 9 cm, BC = 40 cm, CD = 28 cm, DA = 15 cm and angle ABC is a right –angel. 
What is the area of triangle ADC?

Raghu's tanker can fill a cistern in 4 hours. After half the cistern is filled, three more similar tankers are opened. What is the total time taken to fillthe cistern completely?