If (4x -­ 5) = (3x ­- 1), then the numerical value of (x + 4)2

Two cars travel from city A to city B at a speed of 60 and 108 km/hr respectively. If one car takes 2 hours lesser time than the other car for the journey, then the distance between City A and City B?

If 2(3x + 5) > 4x -­ 5 < 3x + 2; then x can take which of the following values?

If 31% of an electricity bill is deducted, Rs 1794 is still to be paid. How much was the original bill amount?

What is the value of sin ­-300°?

If Gadadhar's salary is 3/2 times of Haamid's and Sarvesh's is 4/3 times of Haamid's, what is the ratio of Gadadhar's salary to Sarvesh's?

If 51.97 ­ (81.18 -­ x ) ­- 59.39 = 5.268, then value of x will be

For triangle PQR, what is the equation of altitude PS if co­ordinates of P, Q and R are (5,1), (0,­4) and (­2,3) respectively?