Question
Which machinery can be used for all purpose like sowing,
field preparation, weeding etc etc.Solution
Rotavator is tractor driven rotary tillage machine. It is economical and effective against cultivator, leveller and disc harrow. Rotavator is used for breaking up the soil, land leveling, field preparation, weeding, etc.
If a, b and c are integers such that a 2 Â + b 2 Â + c 2Â = 228, a + b + c = 26 and b = c, then find the value of a?
If 2x+1, x+2, 2 and 5 are in proportion, then what is the mean proportional between 3.5(1-x) and 8(1+x)?
- If (x - y) = 4, then find the value of (x³ - y³ - 12xy).
If tan x + cot x  = 7, find  tan3 x + cot3 x = ?
If x = 35, then the value of x5 - 36x4 + 36x3 - 36x2 + 36x - 1 is
Given a triangle with two sides measuring 12 cm and 16 cm, which of the following cannot be a possible length for the third side?
A carriage travelling in fog passed along a man who was walking @ 6 km/hr in the same direction. He could see the carriage for 8 minutes and it was visi...
Atul has Rs.500 with him. He invested 30% of the amount at 5% p.a. for 6 years and rest at 20% p.a. for 4 years. Find the sum of simple interests receiv...
