If the seven-digit number 52A6B7C is divisible by 33, and A, B, C are primes, then the maximum value of 2A + 3B + C is:

Train A crosses a stationary train B in 35 seconds and a pole in 14 seconds with the same speed. The length of the train A is 280 metres. What is the length of the stationary train B?

In the given figure AD ‖ BE, and ∠DCE=85° and ∠BDC=30° then find out the value of x?

if the monthly salary of a fan employee is increased by $$ 2{2\over 3}\% $$, he gets 72 rupees more. His Monthly salary (in rupees) is:

The point Q(a, b ) is first reflected in y-axis to Q1 and Q1 is reflected in x-axis to (-5,3 ). The co-ordinates of point Q are 

The Ajmer express can move at 45 km./hr. without its rake and the speed is diminished by a constant that varies as the square root of the number of wagons attached. If it is known that with 9 wagons, the speed is 30 km./hr., what is the greatest number of wagons with which the train can just move?

In the following questions two equations numbered I and II are given. You have to solve both the equations and ____
I.$$\sqrt { 361} x+\sqrt { 16}=0 \ $$
II.$$\sqrt { 441} y+\ { 4}=0 \ $$
Give answer
(A) x> y
(B) x ≥ y
(C) x< y
(D) x ≤ y
(E) x=y or the relationship cannot be established