If x and y respectively denotes the number of sexagesimal and centesimal seconds in any angle then x/y is equal to : a) 250/81 b) 81/250 c) 71/250 c) 250/71

40% of 150+60% of 150= (a) 200 (b) 150 (c) 250 (d) 180

The H.C.F.and L.C.M.of two numbers are 50 and 250 respectively.If the first number is divided by 2, the questient is 50. The second number is (a) 50 (b) 100 (c) 125 (d) 250

If 3 : 27 :: 5 : ? (A) 25 (B) 125 (C) 250 (D) 625

A train started from a station with a certain number of passengers. At the first halt, half of the passengers got down and 125 passengers got in. At the second halt, half of the passengers left and 100 entered. Then the train left for its destination with 250 passengers. The number of passengers in the train at the start was (a) 250 (b) 350 (c) 450 (d) 550

The number of prime factors in the expression 6^(10)*7^(17)backslash11^(27) is equal to 54 (b) 64 (c) 71 (d) 81

The minimum value of (x^2+(250)/x) is (a) 75 (b) 50 (c) 25 (d) 55

The area of a circle of radius 5 is numerically what percent of its circumference? (a) 200 (b) 225 (c) 240 (d) 250

What is the physical state of water at: a. 250^(@)C b. 100^(@)C ?