5, 27, 61, 122, 213, 340, 509

Consider the following table: Dia.of heart (in mm) {120, 121, 122, 124, 125} f: {5, 9, 14, 5, 9}. The median of the distribution is: (a) 122 mm (c) 122.5mm (b) 123 mm (d) 122.75

1, 5, 13, 25, 41, 61, ____

Which number will replace the question mark (?) in the following number series ? 5,24,61,122,213, ?

5, 10, 13, 26, 29, 58, 61, (......) (a) 122 (b) 64 (c) 125 (d) 128

Which number will replace the question mark (?) in the following series? 3, 7, 13, 27, ?, 107, 213

A 2kg particle starts at the origin and moves along the positive x-axis. The net force acting on it measured at intervals of 1 m : 27.9, 28.3, 30.9, 34.0, 34.5, 46.9, 48.2, 50.0, 63.5, 13.6, 12.2, 32.7, 46.6 and 27.0 (in newtons). What is the total work done on the particle in this interval?

During the electrolysis of aqueous solution of HCOOK, the number of gases obtained at cathode, anode, and total number of gases are 1,2,3 1,2,2 2,1,3 2,1,2

The direction ratios of the line (x-6)/1=(2-y)/2=(z-2)/2 are a)6,-2,-2 b)1,2,2 c)6,1,-2 d)0,0,0